The order of stability of the following carbanion is
`(I) CH_(3)overset(Ө)CH_(2)`

The decreasing order of stabilities of the following carbanions is : (I) Ph_3 overset (Ӫ)C (II) Ph_2 overset (Ӫ) CH_2 (III) Ph overset (Ӫ) C H_2 .

The order of stability of the following carbocations underset((I))(CH_(2)=overset(+)(C)H-CH_(2)) , underset((II))(CH_(3)-CH_(2)-overset(+)(C )H_(2))

The order of decreasing stability of the following carbanions is (i) (CH_(3))_(3)C^(-) (ii) (CH_(3))_(2)CH^(-) (iii) CH_(3)CH_(2)^(-) (iv) C_(6)H_(5)CH_(2)^(-)

The order of decreasing stability of the cations is : (I) CH_(3)overset(+)CHCH_(3) , (II) CH_(2)overset(+)CHOCH_(3) , (III) CH_(3)overset(+)CHCOCH_(3)

The order of stability of the following carbocations CH_2 = underset((I))overset(+)CH - CH_2 , CH_3 - underset((II))CH_2 - overset(+)(CH_2)

The order of stability of the following tautomeric compounds is (i). CH_(2)=overset(OH)overset(|)(CH)-CH_(2)-overset(O)overset(||)(C)-CH_(3)hArr (ii). CH_(3)-overset(O)overset(||)(C)-CH_(2)-overset(O)overset(||)(C)-CH_(3)hArr (iii). CH_(3)-overset(OH)overset(|)(C)=CH-overset(O)overset(||)(C)-CH_(3)

The order of stability of the following tautomeric compounds is (i). CH_(2)=overset(OH)overset(|)(CH)-CH_(2)-overset(O)overset(||)(C)-CH_(3)hArr (ii). CH_(3)-overset(O)overset(||)(C)-CH_(2)-overset(O)overset(||)(C)-CH_(3)hArr (iii). CH_(3)-overset(OH)overset(|)(C)=CH-overset(O)overset(||)(C)-CH_(3)

The order of stability of the following tautomeric compounds is (i). CH_(2)=overset(OH)overset(|)(CH)-CH_(2)-overset(O)overset(||)(C)-CH_(3)hArr (ii). CH_(3)-overset(O)overset(||)(C)-CH_(2)-overset(O)overset(||)(C)-CH_(3)hArr (iii). CH_(3)-overset(OH)overset(|)(C)=CH-overset(O)overset(||)(C)-CH_(3)