Identifying the products of chemical reactions

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Question 9
Medium

In a laboratory investigation, a student adds concentrated sulfuric acid dropwise to a boiling tube containing solid sodium bromide. An orange-brown vapour and a choking gas are evolved.

Which of the following lists contains only products that are formed as a result of a redox reaction between the halide ions and the sulfuric acid?

HBrHBrHBr, SO2SO_2SO2​, H2OH_2OH2​O

Br2Br_2Br2​, SO2SO_2SO2​, H2OH_2OH2​O

Br2Br_2Br2​, H2SH_2SH2​S, H2OH_2OH2​O

HBrHBrHBr, NaHSO4NaHSO_4NaHSO4​, Br2Br_2Br2​

Identifying the products of chemical reactions Questions

  1. GCSE
  2. /Chemistry
  3. /Identifying the products of chemical reactions