Question

What is the general rule to name ionic compounds form by a cation and a polyatomic ion, write two examples.

Answer 1

Answer:

Rule 1. The cation is written first in the name; the anion is written second in the name.

Rule 2. When the formula unit contains two or more of the same polyatomic ion, that ion is written in parentheses with the subscript written outside the parentheses.

examples: ammonium ion and hydrogen carbonate

Explanation:

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