D-And F-Block Elements Ques 126

Question: Purple of cassium is

[BHU 2002]

Options:

A) Gold solution

B) Silver solution

C) Copper solution

D) Platinum solution

Show Answer

Answer:

Correct Answer: A

Solution:

We know by reducing auric chloride by stannous chloride, the colloidal solution of gold is obtained. It is known as purple of cassium.



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