Which of the following does not represent the correct order of the properties

Which Of The Following Does Not Represent The Correct Order Chemistry QuestionWhich Of The Following Does Not Represent The Correct Order Chemistry Question

Which of the following does not represent the correct order of the properties indicated

Options

(a) Ni²⁺> Cr²⁺> Fe²⁺> Mn²⁺(size)
(b) Sc > Ti > Cr > Mn (size)
(c) Mn²⁺ > Ni²⁺ (d) Fe²⁺> CO²⁺> Ni²⁺> Cuv(unpaired electron)

Correct Answer:

Ni²⁺> Cr²⁺> Fe²⁺> Mn²⁺(size)

Explanation:

In a period on moving left to right ionic radii decreases

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