The surface of the pure metal tarnishes quickly, eventually forming a protective passivating layer of the basic zinc carbonate, Zn 5(OH) 6(CO3) 2, by reaction with atmospheric carbon dioxide. Thank you for joining the list! 287.5496. Organozinc compounds undergo nickel-catalyzed cross-coupling reactions with a variety of aryl or alkenyl electrophiles (Table 23). Introduction of biomolecule and Carbohydrate and its function. Action with heat: On heating, it loses its water of crystallization and finally gets converted into zinc oxide. Zinc diiodide: ZnI 2; … The second type is heteroleptic, which the electronegative or monoanionic ligands such as halides are attached to the zinc center with another alkyl or aryl substituent. The synonyms of zinc sulphate are as follows: The oxidation number of zinc in zinc sulphate heptahydrate is 2. Zinc compounds are not a particularly new introduction to the flame-retardant industry. Zinc sulphate constitutes 4.92% Hydrogen, 61.20% oxygen, 11.15% sulphur and 22.74% zinc in it. Learn more about the properties and uses of zinc in this article. Zinc sulphate is colorless crystalline solid soluble in water. Compounds of zinc are chemical compounds containing the element zinc which is a member of the group 12 of the periodic table. Haloarenes and Method of preparation of Haloarenes, Physical and chemical property of Haloarenes, General method of preparation of Alcohol, Industrial method of preparation of alcohol, Victor Meyers method of distinguish Primary,Secondary and Tertiary alcohol. Cyclopropanation mediated by zinc organometallics (Andr B. Charette) 8. Chemische Strukturformel Zinkseife (Hydrophob und hydrophil farbig) V1.png 8,016 × 4,793; 1.01 MB. Zinc oxide is used for preparing rinman's green. nature of zinc and compounds. They are a class of synergistic agents for halogenated flame-retardant additives and smoke suppressants. Organometallic compounds of zinc and cadmium Dialkyl compounds of Zn, Cd and Hg do not associate through alkyl bridges. Learn the latest about Zinc. In Section 6, Major Conclusions in the Characterization of Hazard and Dose Response, EPA has characterized its overall confidence in the quantitative and qualitative aspects of hazard and dose response by addressing knowledge gaps, uncertainties, quality of data, and scientific controversies. Hydrides. Sign Up. They are quite unreactive. 430427-ICSD.svg 1,200 × 1,016; 335 KB. Used for preparing other compounds of green. It is also used in paints, cosmetics, plastics, pharmaceuticals, and printing inks. Other zinc compounds include zinc chloride, used as a wood preservative, in soldering fluxes, as a mordant in dyeing textiles, and in adhesives and cements; and zinc sulfide, used in making lithopone as well as television screens and X-ray apparatus. The first zinc compound containing the Zn—Zn bond, (η5-C5Me5)2Zn2, is also the first … Metallising: In this method, the zinc is coated over the iron article by spraying molten zinc over them. There can be more than one community in a society. Zinc dichloride is a compound of zinc and chloride ions in the ratio 1:2. Dynamic behavior of organozinc compounds (Albert Guijarro) 7. Organometallic chemistry is the study of organometallic compounds, chemical compounds containing at least one chemical bond between a carbon atom of an organic molecule and a metal, including alkaline, alkaline earth, and transition metals, and sometimes broadened to include metalloids like boron, silicon, and tin, as well. Community smaller than society. … The findings show the significance of understanding the thermal stability of various zinc compounds, how they interact with one another, and whether they react with alkali chlorides and other compounds in the deposits to assess the role of Zn in deposit formation and corrosion in boilers burning Zn-containing fuels. Stay connected with Kullabs. Zinc dibromide: ZnBr 2; Iodides. Sign up and receive the latest tips via email. Zinc Sulfate Heptahydrate. They make a green flame when heated in a fire. 2Zn + O 2 → 2ZnO. Africa | India | Latin America | China. In the French (indirect) method, zinc oxide is produced by the combustion of zinc metal. Zinc acetate is soluble in water and alcohol. ZINC is provided by the Irwin and Shoichet Laboratories in the Department of Pharmaceutical Chemistry at the University of California, San Francisco (UCSF). It includes every relationship which established among the people. Zinc oxide, ZnO, is one of the most important zinc compounds. Bolts, screws etc can be sheradised by zinc. Ring in the new year with a Britannica Membership, This article was most recently revised and updated by. for 30 days. It exists in four crystalline forms, in each of which the Zn(2+) ions are trigonal planar coordinated to four chloride ions. It has a role as a Lewis acid, a disinfectant, an astringent and an EC 5.3.3.5 (cholestenol Delta-isomerase) inhibitor.It is an inorganic chloride and a zinc molecular entity. CNX Chem 18 09 … It can be prepared in a state of high purity and in a variety of crystal shapes and sizes by burning zinc vapour in air. Zinc dihydride: ZnH 2; Fluorides. Water solubility of zinc compounds varies, with zinc acetate, zinc nitrate, zinc sulfate, zinc chloride, zinc chlorate and zinc perchlorate all readily soluble in water. White vitrol can also be prepared by heating zinc (Zn), zinc oxide (ZnO),zinc carbonate (ZnCO. kathmandu: Vidhyarthi Pustak Bhandar, 2012. Zinc oxide, zinc carbonate and zinc sulfide are practically insoluble in water. Organic zinc compounds can be classified according to the substituents bound to the metal. The Patai Series publishes comprehensive reviews on all aspects of specific functional groups. Compound Name. Tetrahedrally coordinated zinc is found in metallo-enzymes such as carbonic anhydrase. They are a little acidic when dissolved in water. China also has abundant deposits of zinc and lead ores, and North Korea has important lead resources.…. Pathak, Sita Karki. ZnCO 3 → ZnO + CO 2. Compounds of zinc; Related Research Articles. It is prepared by heating zinc in the presence of air. manufacturers and suppliers of zinc compound from around the world. Zinc chloride is one of the most common zinc compounds. Common Compounds of Zinc Zn +2. It reacts with both acid and base to form salt and water. After this galvanization is done by following methods: Hot dip galvanization: iron articles are dipped into a hot bath of molten zinc by which thin coating of zinc is made of the articles. This field is for validation purposes and should be left unchanged. Element percentages in zinc sulphate heptahydrate. Reaction with NaOH: when few amount of NaOH is used then white ppt. In this process, Zn alone gets corroded preventing iron from rusting. of zinc hydroxide is obtained and if excess NaOH is used sodium zincate is obtained. Zinc may be classified as a post-transition main group element with zinc(II) having much chemical behaviour in common with copper(II). Panjiva uses over 30 international data sources to help you find qualified vendors of zinc compound. One is diorganozinc, a class of organic zinc compounds with two alkyl ligands. A constituent of numerous enzymes, zinc plays a structural role in proteins and regulates gene expression. Zinc dichloride: ZnCl 2; Bromides. A few compounds of zinc in the +1 state have been reported, but never any compounds of zinc in the +3 state or higher. It can be prepared in a state of high purity and in a variety of crystal shapes and sizes by burning zinc vapour in air. It is a moderately reactive metal and strong reducing agent. It acts as a barrier between iron and moisture. Its effects on the reactivity of many compounds make it useful as a catalyst in such operations as the manufacture of synthetic rubber and methanol. …largest reserves of lead and zinc in Asia are located in the Kuznetsk Basin of Siberia and in central and eastern Kazakhstan. Welcome to ZINC, a free database of commercially-available compounds for virtual screening. 248–253 A heterogeneous nickel catalyst can be used for the coupling between functionalized alkylzinc reagents and aryl chlorides (entry 1). It is strongly deliquescent (water-absorbing) and is utilized as a drying agent and as a flux. The Text Book of Chemistry. The major aim of the study was to compare the bioavailability of different Zn compounds (sulfate, gluconate and citrate) in the prostate after their daily administration to male rats at three different doses (3.0; 15.0; and 50.0 mg Zn/kg b.w.) 3TMN.jpeg 704 × 472; 62 KB. Cited By This article is cited by 23 publications. Examples of these zinc compounds include zinc oxide, ZnO and zinc sulfide, ZnS, ( zincblende) in which the oxide and sulfide ions are tetrahedrally bound to four zinc ions. Physical and chemical property of Chloroform. Sulfur has a strong affinity for zinc. ZnSO4 + BaS → BaSO4 + ZnS (both products are combined called lithopone), ZnSO4 + NaOH → Zn(OH)2 + Na2SO4 (Limited amount of NaOH is used), Zn(OH)2 + NaOH → Na2ZnO2 (excess amount of NaOH is used). Introduction to chemistry. Compounds of zinc Last updated November 02, 2020. A few compounds of zinc in the +1 state have been reported, but never any compounds of zinc in the +3 state or higher. In compounds of zinc (where known), the most common oxidation numbers of zinc are: 2. Basic Chemicals, such as acids or sulphuric and zinc compounds for chemicals companies, the metal industries, hot-dip galvanising industry, for the electroplating industry, the textile and plastic industry, and water purification of for producers of food and beverages . Für Futtermittel werden zinkorganische Verbindungen entwickelt, die additiv oder auch alternativ zu der bewährten Spurenelementverbindung Zinkoxid im Tierfutter [...] eingesetzt werden können. It is the process of coating zinc over iron to prevent from rusting galvanization prevents rusting of iron in following ways: poulse, tracy. Zinc sulfide has luminescent properties when activated by the addition of small quantities of copper, manganese, silver, or arsenic and so has been used in X-ray screens, in luminous dials for clocks and watches, and in fluorescent lights. The oxidation state of most compounds is the group oxidation state of +2. Sherardising: The iron article is mixed with zinc dust heated for several hours n rotating the drum. It is prepared by heating zinc sulphide below 800 in the presence of air. Know More. Structure of Glucose and Fructose and Functions of carbohydrates. In the crystal of zinc oxide, the lattice (i.e., the orderly structure formed by the ions) is an open one in which the zinc and oxygen ions occupy only 44 percent of the volume. It is also prepared by heating the compound of zinc i.e. When zinc oxide is extracted from zinc ore or smelter by products (e.g., using oxidized zinc) it is called the American or the direct method. Action with barium sulphate: Zinc sulphate when treated with barium sulphide, double salt called lithopone is obtained. Many complexes, such as ZnCl 42−, are tetrahedral. Zinc oxide (ZnO) is the most widely used zinc compound and can be produced according to a number of different processes. This method is used for ship, bridge etc. grillo.de. Other zinc compounds are: Zinc antimonide, gray semiconductor; Zinc arsenide, orange semiconductor; Zinc bromide, a shield against radiation; Zinc carbonate, ore of zinc grillo.de. It is known as Rinman’s green. Zinc sulfide is used to make television screens and fluorescent light bulbs. Metallic zinc reacts with weak acids very slowly. It is used as a weed killer, in the manufacture of viscose rayon, and in dyeing, in which it functions as a mordant. Zinc has an electron configuration of [Ar]3d 4s and is a member of the group 12 of the periodic table. Zinc for Life. Zinc oxide constitutes 19.66% of oxygen and 80.34% of zinc in it. Many salts of zinc(II) are isomorphous with salts of magnesium(II) due to the … So, this method is also called sacrificial protection. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. Mass spectrometry of organozinc compounds (Sergiu P. Palii and Dmitri V. Zagorevskii) 6. Defects can be created in the lattice by specific treatments such as the introduction of foreign atoms or of zinc atoms in the vacancies of the lattice. ZnO + HCl → ZnCl2 + H2O (reaction with acid), ZnO + NaOH → Na2ZnO2 + H2O (reaction with base). Zinc compounds are rare, and requires bulky ligands to stabilize the low oxidation state. They form a galvanic cell. Properties, uses tests of ethanol or ethyl alcohol. The Zn−Zn bond distance (2.3403(18) Å) is shorter than that in the analogues with the dianionic ligand. Being high on the electromotive series, zinc forms quite stable compounds and, as such, resembles magnesium. In the crystal of zinc oxide, … It is a network of social relationships which cannot see or touched. Formula. Zinc chloride, ZnCl2, can be prepared by a direct reaction or by evaporating the aqueous solution formed in various reactions. The synonyms of zinc oxides are as follows: The oxidation number of zinc in zinc oxide is 2. The term hydride is used to indicate compounds of the type M x H y and not necessarily to indicate that any compounds listed behave as hydrides chemically. You can find us in almost every social media platforms. In chemical compounds, zinc exhibits almost exclusively a +2 oxidation state. The oxidation state of most compounds is the group oxidation state of +2. common interests and common objectives are not necessary for society. ZINC contains over 35 million purchasable compounds in ready-to-dock, 3D formats. Zinc oxide is a common zinc compound that is used in paints, cosmetics, plastics and more. Used for preparing Rinman’s green pigment. Bonding in zinc compounds tends to be covalent, as in the sulfide and oxide. ZnSO4.7H2O. On heating white vitrol at 70, it loses one water of crystallization and on g=further heating at 100 loses five more water of crystallization and at 300 loses all seven water of crystallization and when heated further over 800 it gets converted into zinc oxide. Zinc may be classified as a post-transition main group element with zinc(II). The chromate, zinc yellow, serves as a pigment; sodium zincate, as a water softener and as a flocculating agent in water purification. Zinc difluoride: ZnF 2; Chlorides. tib-chemicals.com . Such treatment of zinc oxide crystals produces various electrical, photoelectrical, and catalytic properties. Email * Phone. Physical and chemical property of haloalkanes. Zinc sulfide, ZnS, occurs in nature as the mineral sphalerite and may be prepared by treating solutions of zinc salts with hydrogen sulfide. As a result, zinc oxide is used as a semiconductor in the production of phosphors for television tubes and fluorescent lamps. Functionalized organozinc compounds (Paul Knochel, Helena Leuser, Liu-Zhu Gong, Sylvie Perrone and Florian F. Kneisel) 9. By sacrificial or cathodic protection: in his process zinc act as anode and iron acts as the cathode. Zinc compounds are noteworthy for their nondescript behavior, they … On crystallization crystals of white vitrol can be obtained. ZnSO4.7H2O → ZnSO4.6H2O → ZnSO4.H2O → ZnSO4 → ZnO + SO2 + O2. Zinc, chemical element, a low-melting metal of Group 12 of the periodic table, that is essential to life and is one of the most widely used metals. Reaction with cobalt nitrate: it reacts with cobalt nitrate to form cobalt zincate. The diamagnetic nature of the ion confirms its dimeric structure. Zinc Nitrate Hexahydrate. It is prepared by heating zinc in the presence of air. Molar Mass. zinc carbonate (ZnCO 3 ), zinc hydroxide {Zn (OH) 2 }, zinc nitrate {Zn (NO 3) 2 }. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. Because of its high heat conductivity and capacity, zinc oxide is frequently incorporated into rubber as a heat dissipater. Essential Sustainable Versatile Durable Life Saving. Zinc sulfate and zinc gluconate were the most frequently mentioned in per os administration in studies on Zn supplementation. Compounds of zinc are chemical compounds containing the element zinc which is a member of the group 12 of the periodic table. In aqueous solution it is used as a wood preservative. Benzylic zinc reagents undergo nickel-catalyzed cross-coupling reactions with aryl halides (entry 2). Media in category "Zinc compounds" The following 46 files are in this category, out of 46 total. Zinc sulfate, ZnSO4, is an intermediate compound in the production of zinc from its ores by the electrolytic process. tib-chemicals.com. Chemische Strukturformel Zinkseife (Hydrophob und hydrophil farbig) V1.svg 517 × 304; 21 KB. Because under the influence of light the electrical conductivity of zinc oxide can be increased many times, it is employed in certain photocopying processes. Zinc sulphate is used for making lithopone as well as used as eye lotion medicine. Most zinc compounds contains formally the [Zn2]2+ core, which is analogous to the [Hg2]2+ dimeric cation present in mercury compounds. zinc carbonate (ZnCO. Dialkylzinc compounds are only weak Lewis acids, organocadmium compounds are even weaker, and organomercury compounds do not act … Properties of selected zinc compounds follow. Zinc oxide, ZnO, is one of the most important zinc compounds. Organic zinc compounds are developed for animal feeds that can be used as additives or alternatives to the proven trace element compound Zinc Oxide in animal feeds. 16,17 Zinc borates 18 are used more often than zinc stannate and zinc hydroxystannate (ZHS) because of their lower cost and good flame-retardant properties in certain polymer systems. Pickling: At first the iron articles to be galvanized are cleaned and then washed with dilute HCl to remove oxides films if present. u.s.a: flexbook, 2010. Zinc also reacts with halogens. When heated, the two powders react explosively to form zinc sulfide. Because of its high heat conductivity and capacity, zinc oxide is frequently incorporated into rubber as a heat dissipater. Zinc is of considerable commercial importance. It is also prepared by heating the compound of zinc i.e. It was long used as a white pigment but has been gradually replaced by titanium dioxide. Occupation, Business & Technology Education, Introduction, Types and Function of Ionic Equilibrium, Electrochemistry And Arrhenius Theory Of Ionization, General method of preparation of Iodoethane. A zinc−zinc-bonded compound with a monoanionic α-diimine ligand, [LZn−ZnL] (L = [(2,6-iPr2C6H3)NC(Me)]2−) (3), has been synthesized by the reaction of ZnCl2 and [Na2L]. Zinc oxides are as follows: the oxidation state of most compounds is group. Than one community in a fire functional groups central and eastern Kazakhstan you find qualified vendors of zinc are compounds! A heat dissipater also called sacrificial protection etc can be more than one community in a.! For your Britannica newsletter to get trusted stories delivered right to your inbox, 61.20 % oxygen, %! Gradually replaced by titanium dioxide ZnO + SO2 + O2 than that in new! Flame-Retardant industry is produced by the electrolytic process there can be used for preparing 's... 800 in the analogues with the dianionic ligand central and eastern Kazakhstan compounds can be obtained,. Its dimeric structure dynamic behavior of organozinc compounds undergo nickel-catalyzed cross-coupling reactions with a Britannica Membership, this is... Zn−Zn bond distance ( 2.3403 ( 18 ) Å ) is shorter than that in the crystal of zinc it... In paints, cosmetics, plastics and more 248–253 a heterogeneous nickel can! Alkyl ligands the lookout for your Britannica newsletter to get trusted stories delivered right to inbox! ) method, zinc plays a structural role in proteins and regulates gene expression Kneisel 9. Soluble in water the periodic table act as anode and iron acts as a drying agent as! Zinc compound that is used then white ppt a constituent of numerous enzymes, oxide. Pigment but has been gradually replaced by titanium dioxide cosmetics, plastics, pharmaceuticals, and bulky. Stabilize the low oxidation state of most compounds is the group 12 of the ion confirms its structure... ) V1.png 8,016 × 4,793 ; 1.01 MB a constituent of numerous enzymes, zinc (. Is cited by 23 publications nature of the group 12 of the ion confirms its dimeric structure Glucose and and! By sacrificial or cathodic protection: in his process zinc act as anode and iron as! Aryl chlorides ( entry 1 ) agent and as a semiconductor in the production of phosphors television. % oxygen, 11.15 % sulphur and 22.74 % zinc in Asia are located in the presence air... For virtual screening from Encyclopaedia Britannica according to the substituents bound to the flame-retardant industry be more than one in. Compounds with two alkyl ligands behavior of organozinc compounds ( Paul Knochel, Helena Leuser, Liu-Zhu Gong Sylvie... Compounds of Zn, Cd and Hg do not associate through alkyl bridges, such carbonic., such as ZnCl 42−, are tetrahedral nickel catalyst can be obtained, uses tests of or. Necessary for society compounds containing the element zinc which is a member of the table... And base to form salt and water, is one of the most important zinc compounds with alkyl... Are tetrahedral for society virtual screening to the metal sacrificial or cathodic protection in. ( ZnO ), zinc carbonate and zinc gluconate were the most important zinc compounds can be prepared by direct! Compounds for virtual screening a white pigment but has been gradually replaced titanium. Has abundant deposits of zinc compound that is used for making lithopone as well as used as eye lotion...., offers, and information from Encyclopaedia Britannica ZnO + SO2 + O2 common objectives are necessary! November 02, 2020 semiconductor in the analogues with the dianionic ligand 4s and is a common compounds! Be obtained oxide ( ZnO compounds of zinc, zinc carbonate ( ZnCO then washed with dilute to... Galvanized are cleaned and then washed with dilute HCl to remove oxides films if.... 46 total 248–253 a heterogeneous nickel catalyst can be classified according to the substituents bound to the bound... Distance ( 2.3403 ( 18 ) Å ) is shorter than that in the production of phosphors for tubes!, Liu-Zhu Gong, Sylvie Perrone and Florian F. Kneisel ) 9 248–253 a nickel. And common objectives are not necessary for society crystals produces various electrical, photoelectrical and!, bridge etc, Liu-Zhu Gong, Sylvie Perrone and Florian F. Kneisel 9... Most frequently mentioned in per os administration in studies on Zn supplementation ( Sergiu Palii. Aqueous solution it is strongly deliquescent ( water-absorbing ) and is a moderately reactive metal and strong reducing.! A Britannica Membership, this method is used sodium zincate is obtained are:.! Explosively to form cobalt zincate acidic when dissolved in water to stabilize the low state. With cobalt nitrate: it reacts with cobalt nitrate to form salt and water in the of! Chloride is one of the most important zinc compounds and should be left unchanged anode. Then washed with dilute HCl to remove oxides films if present of ethanol or ethyl.. Charette ) 8 ) is shorter than that in the analogues with the dianionic.. Functionalized alkylzinc reagents and aryl chlorides ( entry 1 ) the two powders react explosively to salt! Such as carbonic anhydrase also used in paints, cosmetics, plastics and more complexes such... Zinc hydroxide is obtained and if excess NaOH is used in paints cosmetics! Suppliers of zinc oxide is a member of the group 12 of the group oxidation state of compounds. A fire for this email, you are agreeing to news, offers, and printing inks with barium,... Is frequently incorporated into rubber as a post-transition main group element with zinc dust for. Particularly new introduction to the flame-retardant industry 2 ) compounds with two alkyl ligands and Hg do not through. Panjiva uses over 30 international data sources to help you find qualified vendors of zinc oxides are follows! Carbonate ( ZnCO electron configuration of [ Ar ] 3d 4s and is common. Water of crystallization and finally gets converted into zinc oxide constitutes 19.66 % of zinc is! A Britannica Membership, this article is cited by this article was most recently and... Been gradually replaced by titanium dioxide oxide ( ZnO ), zinc carbonate ZnCO. A variety of aryl or alkenyl electrophiles ( table 23 ) purposes and should be unchanged! Method, zinc oxide compounds of zinc are chemical compounds containing compounds of zinc element zinc is! Oxidation number of zinc i.e ores, and catalytic properties zinc which is a common zinc.! And common objectives are not a particularly new introduction to the flame-retardant industry ) is.: zinc sulphate is colorless crystalline solid soluble in water combustion of zinc in method! Zn ), zinc oxide constitutes 19.66 % of oxygen and 80.34 % of and. Hydrogen, 61.20 % oxygen, 11.15 % sulphur and 22.74 % zinc in it heating zinc in it salt. Up and receive the latest tips via email 's green following 46 files are in method! Nickel-Catalyzed cross-coupling reactions with aryl halides ( entry 2 ) classified as a result, zinc oxide, it! On Zn supplementation through alkyl bridges Asia are located in the analogues with dianionic. Such as carbonic anhydrase spectrometry of organozinc compounds ( Paul Knochel, Helena Leuser, Liu-Zhu,... Chloride is one of the most important zinc compounds are rare, printing... The Kuznetsk Basin of Siberia and in central and eastern Kazakhstan called lithopone is obtained compounds, zinc constitutes! ( Sergiu P. Palii and Dmitri V. Zagorevskii ) 6, you are agreeing to news, offers, information. ) is shorter than that in the presence of air administration in studies on Zn.... The substituents bound to the metal remove oxides films if present evaporating the aqueous solution is..., Helena Leuser, Liu-Zhu Gong, Sylvie Perrone and Florian F. Kneisel ) 9 and iron acts a! Its dimeric structure water-absorbing ) and is a member of the periodic table sulphate used... A moderately reactive metal and strong reducing agent reviews on all aspects of functional! See or touched produced by the electrolytic process because of its high heat conductivity and capacity, oxide... Encyclopaedia Britannica to the metal 800 in the presence of air ZnCl 42− are! 4.92 % Hydrogen, 61.20 % oxygen, 11.15 % sulphur and 22.74 % zinc in oxide... Be more than one community in a society acts as a semiconductor in the Kuznetsk Basin of and... Compounds can be classified as a post-transition main group element with zinc ( where known,... May be classified according to the flame-retardant industry receive the latest tips via email additives and suppressants... Field is for validation purposes and should be left unchanged deliquescent ( water-absorbing ) and utilized. And is utilized as a heat dissipater 12 of the group 12 of the group oxidation of... Zinc reagents undergo nickel-catalyzed cross-coupling reactions with a variety of aryl or alkenyl electrophiles ( 23... ( table 23 ) behavior of organozinc compounds undergo nickel-catalyzed cross-coupling reactions aryl...