हिंदी

Which of the following elements has six unpaired electrons in observed electronic configuration? -

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प्रश्न

Which of the following elements has six unpaired electrons in observed electronic configuration?

विकल्प

  • Cu (Z = 29)

  • Cr (Z = 24)

  • Mn (Z = 25)

  • Fe (Z = 26)

MCQ

उत्तर

Cr (Z = 24)

Explanation:

24Cr = 1s2 2s2 2p6 3s2 3p6 4s1 3d5

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Electronic Configuration
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