Question

Which compound contains ionic bonds?
1. N₂O
2.Na2o
3. co
4.CO2

Answer 1

Answer:
2. Na2O

Reasoning:
Na (soduim) is the only metal out of all the elements in the answer choices, and is bonded with oxygen, a nonmetal, therefore creating an ionic bond.

Answer 2

Answer:

2. Na2O

Explanation:

Na is a metal, O is a nonmetal