HPAS 2020 Prelims Question 20

Question 20

Which of the following statement is not correct?

Options:

  • (A) Calcium oxide reacts vigorously with water to produce lime
  • (B) Slaked lime slowly creates a layer of calcium nitrate on the walls
  • (C) Silver chloride is sensitive to sunlight
  • (D) Decomposition reactions require energy for breaking down of reactants

Answer: B

For detailed explanation and notes, click here.

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