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प्रश्न
Which metal is preferred for collecting hydrogen from Cold water? Write the balanced equation.
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उत्तर
Cold water: Calcium
\[\ce{Ca + 2H2O → Ca(OH)2 + H2}\]
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संबंधित प्रश्न
From the knowledge of activity series, name a metal which shows the following properties
It reacts readily with cold water
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Name the following.
A metal which cannot be used for the preparation of hydrogen using dilute acids.
