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JEE Mains · Chemistry · STD 12 - 4. d and f- block elements

સૌથી વધુ \(3^{\text {rd }}\) આયનીકરણ એન્થાલ્પી ધરાવતી સંક્રમણ ધાતુ _______ છે.

  1. A \(\mathrm{Cr}\)
  2. B \(\mathrm{Mn}\)
  3. C \(\mathrm{V}\)
  4. D \(\mathrm{Fe}\)
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Answer & Solution

Correct Answer

(B) \(\mathrm{Mn}\)

Step-by-step Solution

Detailed explanation

\(3\)rd આયનીકરણ ઊર્જા : [\(NCERT\) ડેટા] \(\mathrm{V}: 2833\ \mathrm{KJ} / \mathrm{mol}\) \(\mathrm{Cr}: 2990\ \mathrm{KJ} / \mathrm{mol}\) \(\mathrm{Mn}: 3260\ \mathrm{KJ} / \mathrm{mol}\) \(\mathrm{Fe}: 2962\ \mathrm{KJ} / \mathrm{mol}\) વૈકલ્પિક \(Mn\) : \(3 d^5 4 s^2\)…
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