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Question
Give balanced equation for the following conversion:
Zinc to sodium zincate – using an alkali.
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Solution
Zinc to sodium zincate.
\[\ce{Zn + 2NaOH ->\underset{\text{Sodium Zincate}}{Na2ZnO2} + H2}\]
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State, why hydrogen is collected after all the air in the apparatus, is allowed to escape.
