Q38 / 159 · NTA Abhyas (NEET) 2020 · Chemistry · d and f Block Elements

A compound which is a strong oxidizing agent and has orange coloured crystal. It is used in the preparation of azo compounds. Identify the compound:

  • A
    Hydrogen peroxide
  • B
    Potassium permanganate
  • C
    Sodium chromate
  • Correct answer
    D
    Potassium dichromate

Solution

Potassium dichromate   K 2 Cr 2 O 7  is an orange-red crystalline soluble solid substance. It is a good oxidizing agent and is used in making chrome pigments,azo dyes and as a bleaching agent.

Hence, the correct answer is option: 'D'.

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