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5. Co-ordination chemistry — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistry5. Co-ordination chemistry1 Mark
MCQ
Which of the following complex ions is not diamagnetic?
  • A
    $\left[ Ti ( en )_{2}\left( NH _{3}\right)_{2}\right]^{4+}$
  • ✓
    $\left[ Cr \left( NH _{3}\right)_{6}\right]^{3+}$
  • C
    $\left[ Zn \left( NH _{3}\right)_{6}\right]^{2+}$
  • D
    $\left[ Sc \left( H _{2} O \right)_{3}\left( NH _{3}\right)_{3}\right]^{3+}$
✓

Answer

Correct option: B.
$\left[ Cr \left( NH _{3}\right)_{6}\right]^{3+}$
b
$\left[ Cr \left( NH _{3}\right)_{6}\right]^{3+}$

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