Question

2. Which of the following element is not in the top three most abundant atoms on the earth?
a. Iron
b. Hydrogen
c. Oxygen
d. Silicon
3. Which of the following is an element?
a. Steam
b. Sulphur
c. Dry ice
d. Sugar​

Answer 1

Answer:

1. silicon 2.sulphur

Explanation:

hope it helps you

Answer 2

Answer:

2. (c) oxygen

3. (b) sulphur