Which of the following is soluble in methanol:I : Hexane
Order of decreasing acidity of the following is
(I) HCOOH
(II) CH3COOH
(III) Cl2CHCOOH
(IV) CF3COOH
The stability of carbanions in the following
i) RC≡⊖C
ii)
iii) R2C=⊖CH
iv) R3C−⊖CH2
is in the order of