When naOH reacts with zinc, are bubbles formed to indicate H2?

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Solution

Dear student,

The reaction is as follows-

Zn + 2NaOH → Na₂ZnO₂ + H_{2
Sodium zincate}
From the above reaction, we can see that hydrogen gas is released when sodium hydroxide reacts with zinc but this reaction takes place at 550 degrees celcius.

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