1.

Which of the following are correct methods for the preparation of propanoic acid ?

Answer»

`H_(3)C-CH=CH_(2)OVERSET(HBr)rarroverset(Mg)underset(Ether)rarroverset(CO_(2))underset(H_(3)^(OPLUS)O)rarr`
`H_(3)C-C-=CHoverset(BH_(3).THF)underset(H_(2)O_(2),.^(Θ)OH)rarroverset(KMnO_(4))rarr`
`H_(2)C=CH_(2)overset(HBr)rarroverset(Mg)underset(Ether)rarroverset(CO_(2))underset(H_(3)^(oplus)O)rarr`
`H_(3)C-CH=underset(CH_(3))underset(|)C-CH_(3)overset(O_(3))underset(Ag_(2)O)rarr`

Answer :B::C


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