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Coordination Chemistry — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistryCoordination Chemistry1 Mark
MCQ
Which of the following is paramagnetic in nature?
  • A
    ${\left[ Zn \left( NH _3\right)_4\right]^{2+}}$
  • B
    ${\left[ Co \left( NH _3\right)_6\right]^{3+}}$
  • ✓
    ${\left[ Ni \left( H _2 O \right)_6\right]^{2+}}$
  • D
    ${\left[ Ni ( CN )_4\right]^{2-}}$
✓

Answer

Correct option: C.
${\left[ Ni \left( H _2 O \right)_6\right]^{2+}}$
$\left[ Ni \left( H _2 O \right)_6\right]^{2+}$

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