Give reason why
A piece of calcium metal when dropped in water, the gas evolved do not catch fire.
Answers
Answered by
2
Answer:
Ca + H20 -> Ca(OH)2 + H2
Gas evolved gives pop sound when tested with glowing wooden splint.
Explanation:
Answered by
4
The hydrogen gas which evolves does not catch fire because the reaction is not vigorous as compared to the reaction of sodium and water..Moreover the hydrogen gas released gets stuck to the calcium and makes it float in water.
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