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प्रश्न
Write equations for each of the above metal which reacts with water.
टीपा लिहा
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उत्तर
i. Reaction of sodium with water :
\[\ce{2Na + H2O -> 2NaOH + H2}\]
ii . Reaction of calcium with water :
\[\ce{Ca + 2H2O -> Ca(OH)2 + H2}\]
iii . Reaction of magnesium with water :
\[\ce{Mg + H2O -> MgO + H2}\]
iv. Reaction of iron with water :
\[\ce{3Fe + 4H2O -> Fe3O4 +4H2}\]
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