1.

The order of reactivity of phenyl magnesium bromide with the following compound is (I)Acetone(II) Acetaldehyde(III)Acetophenone(IV)Benzonphenone

Answer»

`I gt II gt III gt IV`
`II gt I gt III gt IV`
`IV gt III gt II gt I`
`III gt IV gt I gt II`

Solution :`UNDERSET("of chalcopyrite")underset("AQUEOUS solutionobtained on leaching")ubrace(CuSO_(4)(AQ)+FeSO_(4)(aq))+ZnrarrZnSO_(4)+underset("as impurity")underset("Iron is ALSO obtained")ubrace(Fedarr+Cudarr)`


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