# Which of the following complex solution is used for the electroplating of articles with silver?  Option 1) $[Ag(S_{2}O_{3})_{2}]^{3 -}$ Option 2) Option 3) $[Au (CN)_{2}]^{-}$ Option 4)

V Vakul

As we learnt in

Ease of liquification -

Increases down the group

- wherein

$Xe> Kr> Ar> Ne> He$

Ease of liquifaction of noble gases increases down the group as the Vander Wall forces increases with an increase in size.

Ease of Liquifaction.

$Xe > Kr > Ar > Ne >He$

Correct option is 4.

Option 1)

$[Ag(S_{2}O_{3})_{2}]^{3 -}$

This option is incorrect

Option 2)

This option is incorrect

Option 3)

$[Au (CN)_{2}]^{-}$

This option is incorrect

Option 4)

This option is correct

Exams
Articles
Questions