Question

All compounds are made of

a. atoms of two or more elements
b. two or more atoms of the same element
c. atoms arranged into a crystal
d. atoms joined by covalent bonds

sorry, guys! last one!

Answer 1

Answer: a

Step-by-step explanation:

Answer 2

Answer: a. atoms of two or more elements

For example:H20

Step-by-step explanation:

D) is a molecule

B) doesn't need to be same element