Question
- For the complex $[Fe(H_2O)_6]^{3+},$ write the hybridization, magnetic character and spin of the complex. $($At. number: $Fe = 26)$
- Draw one of the geometrical isomers of the complex $[Pt(en)_2Cl_2]^{2+}$ which is optically inactive.

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Column I
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Column II
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$(i)$
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$Mg$ in solid state
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$(a)$
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$p-$Type semiconductor.
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$(ii)$
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$MgCl_2$ in molten state
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$(b)$
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$n-$Type semiconductor.
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$(iii)$
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Silicon with phosphorus
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$(c)$
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Electrolytic conductors.
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$(iv)$
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Germanium with boron
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$(d)$
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Electronic conductors.
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