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Q. The oxidation number of platinum in $ [Pt{{(N{{H}_{3}})}_{5}}Cl]C{{l}_{3}} $ is

JamiaJamia 2012

Solution:

Consider the given compound, $\left[ Pt \left( NH _3\right)_5 Cl \right] Cl _3$
$x+5 \times 0+(-1)+(3 \times-1)=0 $
$x+0-1-3=0 $
$x-4=0 $
$x=+4$
$\therefore$ The oxidation of platinum in the given compound is $+4$