Explain why `(CH_3)_3overset(+)C` is more stable than `CH_3overset(+)C H_2` and `overset(+)C H_3` is the least stable cation.

The IUPAC name for the compound CH_3-CH_2-overset(CH_2CH_3)overset(|)N-CH_2CH_3 is:

CH_3-overset(O)overset(||)C-CH_2 -CH_3 overset(CH_2N_2)to" A(Major)" overset(CH_3CO_3H)to" B(Major)" . Product B is

The most stable carbocation among (CH_3)_2overset+CH, (CH_3)_3overset+C, CH_3overset+, CH_3CH_2overset+ is …..

CH_3CH_2-C -=N overset(X)to CH_3CH_2-CHO The "reagent"//s X is (are)

Which one of the following is most stable? : CH -= overset(.. Theta)C , CH_2 = overset(..)CH^(Theta) , CH_3 - overset(..)CH_2^(Theta) , CH_3 - O^( Theta)

CH_3 overset(O)overset(||)C CH_2 CH_2 overset(O)overset(||)C OCH_2 CH_3 overset("i) "CH_3MgBr"(one mole)")to A , A formed in this reaction is

In the following sequence of reactions. CH_(3)CH_(2)OH overset(P +I_(2)) to A overset(Mg) underset("ether") to B overset(HCHO) to C overset(H_(2)O) to D the compound D is: