结果1 题目 What is the formula of the compound which is used as the solute to make the 1.0 mol/L aqueous acid solution that is called chlorous acid? ( ) A. HCl B. HClO3 C. HClO D. HClO4 E. HClO2 相关知识点: 试题来源: 解析 E 反馈 收藏 ...
Well if you know that acetate is a polyatomic ion with a -1 charge, this should be at the end of the of the chemical formula X C2H3O2 -1, where X is the positive charged ion. The positive charged ion is, in this case platinum, here that ion looks like Pt +2, we can see that...
A simple salt compound pairs one type of simple cation (positively-charged atom) and one type of simple anion (negatively-charged atom). The compound's formula unit contains a simple combining ratio for the ions that produces a net zero charge. Many salt compounds are formed ...
The formula of a compound consisting of {eq}M^{x+} {/eq} and {eq}N^{y-} {/eq} ions, is given as {eq}M_yN_x {/eq} (for {eq}x\neq y\neq 1 {/eq})... Learn more about this topic: Using Atoms and Ions to Determine Mol...
What is the formula of the compound formed between aluminum and oxygen ions ? A. Al 3 O 2 B. AlO C. AlO 2 D. Al 2 O E. Al 2 O 3 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 举报 参考答案: E 复制 纠错 举一反三 青霉素G属于杀菌...
百度试题 结果1 题目What is the empirical formula of a compound that contains 27.0% S,13.4% O, and 59.6% Cl by mass? ___ 相关知识点: 试题来源: 解析 SOCl2 反馈 收藏
What is the formula for the compound formed by the combination of the Fe3+ and SO42- ions? What is the formula for the compound formed by the combination of the Fe2+ and SO42- ions? What is the formula for the compound formed by the combination of the K+...
百度试题 题目 What is the empirical formula of a compound that contains 49.4 % K, 20.3 % S, and 30.3 % O by mass? A.KSO3B.K2SO3C.KSO4D.KSO2E.K2SO4 相关知识点: 试题来源: 解析 B 反馈 收藏
(a)What is the formula of the ionic compound expected to form between the elements iodine and potassium? (b)What is the formula of the compound formed between the ionsCu2+andSO42-? (c)What ions make up the ionic compoundP...
What is the difference between the empirical and molecular formula of a compound?Can they ever be the same?Explain.相关知识点: 试题来源: 解析 (1)分子式是用元素符号表示物质(单质、化合物)分子的组成及分子量的化学式. 而 (2)最简式又叫实验式,它仅能表示化合物组成中各元素原子数目的比例.通常是...