Identifying the products of chemical reactions

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Question 7
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When solid sodium bromide is reacted with concentrated sulfuric acid, a mixture of gases is produced via both acid-base and redox pathways. Which of the following gases is a reduction product of sulfuric acid in this reaction?

SO2\text{SO}_2SO2​

HBr\text{HBr}HBr

H2S\text{H}_2\text{S}H2​S

Br2\text{Br}_2Br2​

Identifying the products of chemical reactions Questions

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