If a sample of pure hydrogen gas is ignited very carefully

Last updated: 7/29/2022

If a sample of pure hydrogen gas is ignited very carefully, hydrogen burns gently, combining with the oxygen gas of the air to form water vapor. Choose the unbalanced chemical equation for this reaction. H₂(g) + H₂O(g) → H₂O₂ (1) H₂(g) + O₂(g) → H₂O(g) H₂(g) → H₂O(g) H₂(g) + F2 (g) → H₂O(g)