Question

9.2. Why do elements combine chemically​

Answer 1

Explanation:

Elements combine to form chemical compounds that are often divided into two categories. Metals often react with nonmetals to form ionic compounds. These compounds are composed of positive and negative ions formed by adding or subtracting electrons from neutral atoms and molecules.

Answer 2

Answer:

Elements combine to form chemically compounds that often divided into two categories......

These compounds are composed of positive and negative ions formed by adding and subtracting electronic form natural atom and molecules