1.

R - overset(O)overset(||)(C) - OR' underset((ii) HNO_(2))overset((i)NH_(2)NH_(2))rarr A underset((iv) NaOH) overset((iii) C_(2)H_(5)OH) rarr B Identify A and B in the above reaction

Answer»

`RCHO, RCOOH,
`RNH_(2), RCOOH`
`RN_(2)^(oplus) Cl^(Theta), R - H`
`RNCO, RNH_(2)`

Solution :`R-overset(O)overset("||")(C)-OR' UNDERSET((ii) HNO_(2))overset((i) NH_(2)NH_(2))(rarr) underset((A))(RNCO) underset((iv) NaOH)overset((III) C_(2)H_(5)OH)(rarr)R-NH_(2)`


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