Question

3. Which of the following equations represents a displacement reaction? (a) 2H2 + O2 → 2H2O (b) N2 + 3H2 → 2NH3 (C) 2H2O → 2H2 + O2 (d) Mg+H2O- MgO+H2​

Answer 1

ANSWER IS D

Step-by-step explanation:

SINCE Mg AS A METAL REPLACE H2 (NON METAL) FROM ITS COMPOUND .

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