Question Detail
Question
When sodium (Na) reacts with excess oxygen, what is the main product formed?
Correct Answer
Option B is the correct answer.
Detailed Explanation
Page 7 shows the reaction: '2Na(s) + O₂(g) → Na₂O₂(s) (excess oxygen)'. This indicates sodium peroxide is formed with excess oxygen.
Hint
Pay attention to the condition 'excess oxygen' for sodium's reaction.