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NEET2023ChemistryCoordination CompoundsActual

Which of the following forms a set of a complex and a double salt, respectively?

Options

  1. AK ₂ PtCl ₂ 2 NH ₃ and KAl ( SO ₄ )₂ 12 H ₂ O
  2. BNiCl ₂ 6 H ₂ O and NiCl ₂ ( H ₂ O )₄
  3. CCuSO ₄ 5 H ₂ O and CuCl ₂ 4 NH ₃
  4. DPtCl ₂ 2 NH ₃ and PtCl ₄ 2 HCl

Correct answer

A. K ₂ PtCl ₂ 2 NH ₃ and KAl ( SO ₄ )₂ 12 H ₂ O

Step-by-step solution

K ₂ PtCl ₂ 2 NH ₃ is complex compound KAl ( SO ₄ )₂ 12 H ₂ O is empirical formula of potash alum which is a double salt K ₂ SO ₄ Al ₂ ( SO ₄ )₃ 24 H ₂ O

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