Redox Reactions And Electrochemistry Ques 520

Question: A solution of sulphur dioxide in water reacts with $ H_2S $ precipitating sulphur. Here sulphur dioxide acts as [NCERT 1980]

Options:

A) As oxidising agent

B) A reducing agent

C) An acid

D) A catalyst

Show Answer

Answer:

Correct Answer: A

Solution:

When sulphur dioxide is react with $ H_2S $ here $ SO_2 $ act as an oxidising agent and $ H_2S $ act as reducing agent.



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