Chemistry · Chemical Equations
Which of the following chemical equations is correctly balanced?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Mg + O 2 → MgO
- 2Zn + H 2 SO 4 → ZnSO 4 + H 2✓
- 3Fe + H 2 O → Fe 3 O 4 + H 2
- 4Fe + 4H 2 O → Fe 3 O 4 + 4H 2
Correct answer
Zn + H 2 SO 4 → ZnSO 4 + H 2
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