What is the first intermediate formed during the reduction of carbonyl compounds by $H_2NNH_2$ and $KOH$?
- A$R_2C=NNH_2$
- B$R_2C=NH$
- C$R_2CH-NH-NH_2$
- D$R_2C=N-NH_2$
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Which of the following will not give the Cannizzaro reaction?
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