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Which of the following statement is wron...

Which of the following statement is wrong ?

A

`Hg` shows `+I` & `+II` oxidation states but `Zn` and `Cd` shows only `+II`

B

Increasing order of observed spin only magnetic moment in BM is `Cr^(+2) lt Fe^(+2) lt Mn^(+2)`

C

In aq.solution , `Cu_(2)l_(2)` & `Cu_(2)(CN)_(2)` are stable

D

Mercurous ion is paramagnetic

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  15. Which is false regarding KMnO(4) ?

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