Waec 2021 Chemistry Question 6

Practice objective / multiple choice question 6 from the 2021 Waec Chemistry examination. This question covers Chemistry, Environmental Science .

Waec 2021 Chemistry Objective / Multiple Choice 2 Difficulty

Topics: Chemistry Environmental Science

Question 6 WAEC • 2021 • CHEMISTRY • objective

If humid air is polluted by chlorine discharge, the air can be restored by sprinkling

A. solid \( \mathrm{MnO}_{2} \)

Correct Answer B. acidified \( \mathrm{KMnO}_{4} \)

C. acidified \( \mathrm{FeSO}_{4} \)

D. saturated \( \mathrm{NaCl}_{(\mathrm{aq})} \)

Correct Answer

Correct Option:

acidified \( \mathrm{KMnO}_{4} \)

This is Waec 2021 Chemistry Question 6. It is one of the objective questions from the 2021 Waec Chemistry examination.

The question covers Chemistry, Environmental Science .

Difficulty level: 2 .

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