Question

plzzz answer plzzz answer all questions​

Answer 1

1)An element symbol is a one- or two-letter abbreviation for a chemical element name

2) All matter is made up of tiny particles called atoms. Matter takes on different forms depending on how the atoms are arranged. We call these forms “states of matter”.

3)chemical reactions were involved in rearranging atoms to form new substances. This view of chemical reactions accurately defines the current subject.

4) Crystallization is a technique that has long been used in the purification of substances.

5) Galvanization is the process of applying a protective zinc coating to steel or iron in order to prevent premature rust and corrosion

6) Valency of Carbon: 6: 4  Valency of Oxygen: 8: 2:

Hope it helps