1.

Which of the following reactions will give tetra methyl hydrazine ?

Answer»

`NH_(2)-NH_(2)+CH_(2)Cl_(2)`
`NH_(2)OVERSET(+)(N)H_(3)Cl+CH_(4)`
`(CH_(3))_(2)NH+H_(2)S_(2)O_(5)`
`(CH_(3))_(2)NH+KMnO_(4)`.

Solution :`2(CH_(3))_(2)NH UNDERSET(KMnO_(4))overset([O])(RARR) (CH_(3))_(2) underset("Tetramethylhydrazine")(N-N(CH_(3))_(2))+H_(2)O`


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