Which of these equations correctly shows nitrogen gas (N2) combined with hydrogen gas (H2) to make ammonia (NH3)?

N2+ 3H2→ 2NH3
N2+ H2→ 3NH
N + H → NH
2NH + NH → 2N3H3

Question

Which of these equations correctly shows nitrogen gas (N2) combined with hydrogen gas (H2) to make ammonia (NH3)?

N2+ 3H2→ 2NH3
N2+ H2→ 3NH
N + H → NH
2NH + NH → 2N3H3

anonymous · Answer

You are given the formula of the ammonia in the question. This make the question really easy. You don't even need to consider proper balancing because only one of the choices has the correct formula for ammonia.