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JEE CHEMISTRY MCQ: d & f- BLOCK ELEMENTS

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Application +4 | -1

Magnetic moment 2.84 BM is given by

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Correct option: C

N{i^{2 + }}

Option C (

N{i^{2 + }}

) is correct because it has two unpaired electrons, resulting in a magnetic moment of approximately 2.84 BM.

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Mercury is transported in metal containers made of: Cadmipone is a mixture of: The number of element from the following that do not belong to lanthanoids is :
Eu, Cm, Er, Tb, Yb and Lu Statement-I:

{Sm}^{3+}

{Dy}^{3+}

have same colour (yellow).

Statement-II: Both ions are having same number of unpaired electrons. The most common oxidation state of Lanthanoid
elements is +3. Which of the following is likely to
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\mathrm{Ti}{\mathrm{O}_2}

\mathrm{BaS}{\mathrm{O}_4}