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WAEC Chemistry 2012 Objective — Question 34

Question 34 of 50 from the West African Examinations Council (WAEC) Chemistry 2012 Objective paper, with the correct answer and a full explanation.

Commercial bleaching can be carried out using

A. sulphur(IV) oxide and ammonia
B. hydrogen sulphide and chlorine
C. chlorine and sulphur(IV) oxideCorrect
D. ammonia and chlorine

Explanation

Commercial bleaching can be carried out using chlorine and sulphur(IV) oxide.

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