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)

 

Answers (1)
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

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