Question

write the formula with proper eqation and all

1. potassium sulphide
2. sodium carbonate
3. magnesium nitrate
4. copper [II] hydroxide
5. IRON [III] OXIDE​

Answer 1

Answer:

thnx I will give your answer ok

Explanation:

magnesium nitrate

Answer 2

Explanation:

An atom is a particle of matter that uniquely defines achemical element. An atom consists of a central nucleus that is usually surrounded by one or more electrons. Each electron is negatively charged. The nucleus is positively charged, and contains one or more relatively heavy particles known as protons and neutrons.