A reaction of benzonitrile with one equivalent CH 3 MgBr followed by hydrolysis produces a yellow liquid…

A reaction of benzonitrile with one equivalent CH3MgBr followed by hydrolysis produces a yellow liquid "P". The compound "P" will give positive ________
  1. Iodoform test
  2. Schiff's test
  3. Ninhydrin's test
  4. Tollen's test

Asked in: MHT CET Full Test 4

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