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For the preparation of H(2) in the labor...

For the preparation of `H_(2)` in the laboratory , ............... zinc is preferred over pure zinc because the former is ...............

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To solve the question regarding the preparation of hydrogen (H₂) in the laboratory using zinc, we can break it down into the following steps: ### Step-by-Step Solution: 1. **Identify the Context**: The question states that granulated zinc is preferred over pure zinc for the preparation of hydrogen in the laboratory. 2. **Understand the Reason**: The reason for this preference needs to be identified. Granulated zinc is chosen because it has a specific property that enhances the reaction. ...
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