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NEETChemistryd and f Block Elements

Match the following: The correct answer is

Options

  1. A(a)
  2. B(b)
  3. C(c)
  4. D(d)

Correct answer

A. (a)

Step-by-step solution

(A) Co ²⁺ (V) Pink colour (B) Fe ²⁺ (IV) Pale green colour (C) Ni ²⁺ (II) Dark green colour (D) Cu ²⁺ (III) Blue colour Hence, option (a) is the correct answer.

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