A. Zinc chloride and oxygen. B. Zinc sulfate and hydrogen. C. Zinc chloride and hydrogen. D. Zinc oxide and water. 相关知识点: 试题来源: 解析 C。中文解析:锌和盐酸反应生成氯化锌和氢气。选项 A 生成氧气错误;选项 B 生成硫酸锌错误;选项 D 生成氧化锌和水错误。反馈...
Yes, it is obvious that copper will not react with hydrochloric acid for the simple reason it's below hydrogen in the reactivity series. So,copper cannot replacethe hydrogen in HCl to form CuCl2 . Hence, when copper (Cu) reacts with hydrochloric acid (HCl) there will be no reaction. Why...
- When zinc reacts with hydrochloric acid, it produces zinc chloride (ZnCl2) and hydrogen gas (H2). - The general reaction of a metal with an acid can be represented as: Metal+Acid→Salt+Hydrogen gas 3.Write the Chemical Equation: ...
Rapid regeneration of molten zinc chloride catalyst - from coal hydrocracking, by reaction with hydrogen chloride and calcium chlorideA spent molten ZnCl2 catalyst, resulting from the hydrocracking of coal (derivs.) and contg. ZnCl2, solid water-sol. and -insol. Zn prods., carbonaceous residue, ...
or prolonged exposure is not known to aggravate medical condition.Section 4: First Aid Measures Eye Contact:Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Get medical attention if irritation occurs.p. 1 ...
Zn(s) + 2H+-> Zn2+(aq) + H2(g) This reaction releases hydrogen, which reacts with oxygen explosively. Zinc salts cause a milky turbidity in water in higher concentrations. Additionally, zinc may add an unwanted flavour to water. This occurs at concentrations of about 2 mg Zn2+/ L....
When zinc chloride reacts with oxidizing agents, ozone is formed along with hydrogen gas and water vapor. It specifically reacts with oxidizing agents and does not react with acids or strong alkalis. 5. Nucleophilic Properties Zinc chloride can be used to create Grignard reagents, although caution...
Zinc is a moderately reactive metal that will combine with oxygen and other non-metals, and will react with dilute acids to release hydrogen. The one common oxidation state of zinc is +2. Applications Zinc is the fourth most common metal in use, trailing only iron, aluminium, and copper in...
(3)C (s) + CO2 (g) ⇔ 2 CO (g) – 172.2 KJ mol−1 (Boudouard’s reaction) During Waelz Process, the lead (Pb) contained in the EAFD is volatilized significantly as lead (II) sulphide (PbS). With the exception of the lead (II) chloride (PbCl2) compound, PbS shows the ...
The sterically demanding selenolate ligand, HSeC6H3-2,6-(mesityl)2, reacts with zinc to form either two- or three-coordinate complexes in the solid state. If recrystallized from tetrahydrofuran the monomeric complex Zn(HSeC6H3-2,6-(mesityl)2)2(THF) with two selenolate ligands and a coor...