1. Write balanced chemical equations for the reactions of
(i) iron with steam
(ii) sodium and potassium with water
2. Explain why calcium metal after reacting with water starts floating on its surface . Give chemical equation for the reaction .
1. Write balanced chemical equations for the reactions of
(i) iron with steam
(ii) sodium and potassium with water
2. Explain why calcium metal after reacting with water starts floating on its surface . Give chemical equation for the reaction .
Answers
Answered by
5
Answer:
1.i::-[FeO+Fe2O3]
ii::-2X(s) +2H2O(I)+2XOH(aq)+H2(g)
2::That is because the bubbles of hydrogen gas stick to the surface of metal and that's why calcium metal floats on water
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Answered by
0
Answer:
FeO+Fe2O3
Explanation:
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