$A$ solution of sulphur dioxide in water reacts with $H_2S$ to precipitate sulphur. Here,sulphur dioxide acts as:
- AAn oxidising agent
- B$A$ reducing agent
- CAn acid
- D$A$ catalyst
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Similar Questions
In the following reaction,which substance is the reducing agent?
$CH_3CHO + Ag_2O \to CH_3COOH + 2Ag$
$CH_3CHO + Ag_2O \to CH_3COOH + 2Ag$
Easy
View SolutionIdentify the change in the oxidation state of the oxidising agent in the following redox reaction: $3H_3AsO_3(aq) + BrO_3^-(aq) \rightarrow Br^-(aq) + 3H_3AsO_4(aq)$
Which of the following mixtures is known as chromic acid?
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View SolutionWhich substance is serving as a reducing agent in the following reaction: $14H^{+} + Cr_2O_7^{2-} + 3Ni \to 2Cr^{3+} + 7H_2O + 3Ni^{2+}$?
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View Solution$HNO_2$ acts both as a reductant and an oxidant,while $HNO_3$ acts only as an oxidant. This is due to their:
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