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Question 8

Which of these represents a redox reaction?

  • A.AgNO3 + NaCl --> AgCl + NaNO3
  • B.H2S + Pb(NO3)2 --> PbS + 2HNO3
  • C.CaCO3 --> CaO + CO2
  • D.Zn + 2HCl --> ZnCl2 + H2
Objective

Question details

Exam body
UNN
Subject
Chemistry
Year
2017/2018 DAY 1
Question no.
#8
Type
Objective
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