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Chemistry

Write correctly the balanced equation for the following : 'When zinc filings are added to a concentrated solution of sodium hydroxide'.

Hydrogen

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Answer

Zn+2NaOHNa2ZnO2sodium zincate+H2[g]\text{Zn} + 2\text{NaOH} \longrightarrow \underset{\text{sodium zincate}}{\text{Na}2\text{ZnO}2} + \text{H}_2 \text{[g]}

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