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NEET
Exam
NEET
Subject
Chemistry
Chapter
Hydrogen

NEET · Chemistry · Hydrogen

What is the chemical equation for the preparation of dihydrogen...

What is the chemical equation for the preparation of dihydrogen using zinc and aqueous alkali mentioned in the paragraph?

Options

  1. AZn + 2NaOH → Na2ZnO2 + H2
  2. BZn + 2H2O → ZnO + 2H2
  3. CZn + NaOH → NaZnO2 + H2
  4. DZn + 2NaOH → Na2ZnO2 + 2H2

Correct answer

A. Zn + 2NaOH → Na2ZnO2 + H2

Step-by-step solution

The chemical equation for the preparation of dihydrogen using zinc and aqueous alkali mentioned in the paragraph isZn + 2NaOH → Na2ZnO2 + H2.
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