In a chemical experiment, when a metal reacts with an acid, bubbles are produced. This indicates that a(n) ___ reaction is taking place. A. oxidation B. reduction C. combination D. decomposition 相关知识点: 试题来源: 解析 A。本题主要考查化学反应类型。氧化反应是指物质与氧发生的化学反应...
When a metal reacts with an acid, what gas is usually produced? A. 流西矿术但流西矿术但Ammonia流西矿术但流西矿术但 B. 回加因高外南是元色革回加因高外南是元色革Hydrogen回加因高外南是元色革回加因高外南是元色革 C. 毛结南高参论受因况于毛结南高参论受因况于Sulfur dioxide毛结南高...
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...
(a) H(2) gas this gas burns with a pop sound. (b) (i) Zn +2HCl to underset("Zinc chloride")(ZnCl(2)) +H(2) uarr (ii) Zn +2NaOH to underset("Sodium zincate")(Na(2)ZnO(2))+H(2) uarr (c) Acid is hydrochloric acid (HCl), base is ammonium hydroxide (NH(
What happens when magnesium reacts with iodine to make magnesium iodide? What happens when metals and non-metals are mixed and what are the properties of the formed compound? Why are alkali metals more reactive than alkaline-earth metals? Explain in detail when a metal reacts with an acid...
Is vitamin A a water-soluble vitamin, a fat-soluble vitamin, or both? Explain. State two effects of acid on substances. What happens in the corrosion of a metal such as iron? What happens when fluorine gas reacts with potassium metal?
When metals such as sodium react with an acid, a salt and hydrogen gas is produced. and we know for sure the oxidation state of sodium in the compound will...
When zinc reacts with hydrochloric acid it produceszinc chloride and hydrogen gas. Does zinc dissolve in hydrochloric acid? Example. Will Zinc metal readily dissolve when added to HCl? Adding the two half-reactions together gives the overall equation and a positive value for E0. This means the...
Write a balanced chemical equation for the following reaction: Magnesium metal reacts with copper(l)chloride to give copper metal and magnesium chloride. Label the oxidation number for each atom in the balanced chemical equ...
Calcium is an alkaline earth metal and water is a compound. They react when combined.Answer and Explanation: Calcium hydroxide and hydrogen gas are generated when calcium reacts with water. This is a single displacement reaction. The equation is: Ca + 2H2 O...Become...