Identify the reagents shown in bold in the following equations as nucleophiles or electrophiles:
(a) `CH_(3)COOH+HO^(-)rarrCH_(3)COO^(-)+H_(2)O`
(b) `CH_(3)COCH_(3)+overset(-)(C )Nrarr(CH_(3))_(2)C(CN)(OH)`
(c ) `C_(6)H_(5)+CH_(3)overset(+)(C )OrarrC_(6)H_(5)COCH_(3)`

How can the following conversions be effected ? (a) CH_(3)COCl rarr CH_(3)CHO (b) CH_(3)COCl rarr CH_(3)COCH_(3) (c ) CH_(3)CN rarr CH_(3)CHO (d) CH_(3)CN rarr CH_(3)CH_(2)OH

Which of the following carbocation is most stable ? (a) (CH_(3))_(3)C.overset(+)(C )H_(2) (b) (CH_(3))_(3)overset(+)(C ) (c ) CH_(3)CH_(2)overset(+)(C )H_(2) (d) CH_(3)overset(+)(C )HCH_(2)CH_(3)

Giving justification, categorise the following moelcules/ions as nucleophile or electrophile: HS^(-),BF_(3),C_(2)H_(5)O^(-),(CH_(3))_(3)N : Coverset(+)(l),CH_(3)-overset(+)(C)=O,H_(2)Nbar:,overset(+)(N)O_(2)

CH_(3)COCH_(3)overset("Conc. "H_(2)SO_(4))rarr The product is

What are X, Y, Z in the following reactions ? {:(" "OH),(" |"),(CH_(3)-CH-CH_(3) overset(x)rarrCH_(3)-CH=CH_(2)+H_(2)O):} CH_(3)-CH_(2)-OH overset(Y)rarr CH_(2)=CH_(2) + H_(2)O {:(" "CH_(3)),(" |"),(CH_(3)-C-OH overset(Z)rarr CH_(3)-C=CH_(2)+H_(2)O),(" |"" |"),(" "CH_(3)" "CH_(3)):}

Classify the following reactions in one of the reaction type studied in this unit. (a) CH_(3)CH_(2)Br+HS^(-)rarrCH_(3)CH_(2)SH (b) (CH_(3))_(2)C=CH_(2)+Hclrarr(CH_(3))_(2)ClC (c ) CH_(3)CH_(2)Br+HO^(-)rarrCH_(2)=CH_(2)+H_(2)C (d) (CH_(3))_(3)C-CH_(2)OH+HBr rarr(CH_(3))_(2)CBrCH_(2)CF

The percentage of enol content in the following is in the order I) CH_(3)COCH_(2)COCH_(3) II) CH_(3)COCH_(2)COOCH_(3) III) CH_(3)COCH_(2)CH_(2)CH_(5)

Choose the correct enol content order of the following compounds in their pure liquid state I) CH_(3)COCH_(3) II) CH_(3)COCH_(2)COOC_(2)H_(5) III) C_(6)H_(5)COCH_(2)COOC_(2)H_(5) IV) CH_(3)COCH_(2)COCH_(3) V) C_(6)H_(5)COCH_(2)COCH_(3)