1.

Which of the following statements regarding copper salts are true?

Answer»

thecolourof anhydrous `CuSO_(4)` is BLUE
"splitting of silver" can be prevented bycovering the surface of MOLTEN silver with charcoal
Iodine liberated in areaction can ber estimated by titration against a standard thiosulphate solution
Lanthanium is first electron of thirdtransition series

Answer :A::B::D


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