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Give Reasons for the Following: Zinc Granules Are Used in Lab Preparation of Hydrogen. - Chemistry

Short Note

Give a reason for the following:

Zinc granules are used in the lab preparation of hydrogen.

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Solution

Zinc granules are preferred over pure zinc in the lab preparation of hydrogen because the impurity present in granulated zinc is copper, whose catalysing effect speeds up the rate of the reaction.

Concept: Preparation of Hydrogen
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APPEARS IN

Selina Concise Science Chemistry 1 Class 9 ICSE
Chapter 6 Study of the First Element - Hydrogen
Exercise 6 (B) | Q 12.1 | Page 106
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