`Cl^(-), Br^(-), I^(-), NH_(2)^(-) , RNH^(-), R_(2)N^(-), OR^(-), RCOO^(-), R_(3)C^(-), CH_(3)COCH_(2)^(-), OH^(-), CN^(-), N_(3)^(-), SH^(-), HSO_(3)^(-)` etc. are charged nucleophiles

H^(+). Cl^(+), Br^(+), I^(+), NO_(2)^(+), R_(3)C^(+), NH_(4)^(+), NO^(+), C_(6)H_(5)N_(2)^(+) etc, are charged electrophiles

CH_(3)COCH_(3) and CH_(2) = COH - CH_(3) represent

IUPAC name of CH_(3)CH_(2)CH_(2)COCH_(3) is

Name the following compounds according to IUPAC system of nomenclature: {:((i) CH_(3)CH(CH_(3))CH_(2)CH_(2)CHO, (ii) CH_(3)CH_(2)COCH(C_(2)H_(5))CH_(2)CH_(2)Cl),((iii) CH_(3)CH=CHCHO, (iv) CH_(3)COCH_(2)COCH_(3)),((v) CH_(3)CH(CH_(3))CH_(2)C(CH_(3))_(2)COCH_(3), (vi) (CH_(3))_(3)C CH_(2)COOH),((vii) OHC C_(6)H_(4)CHO-p,):}

Give the IUPAC names of the following compounds: (i) CH_(3)CH(Cl)CH(Br)CH_(3)" (ii) "CHF_(2)CBrClF" (iii) "ClCH_(2)C-=C CH_(2)Br (iv) (C Cl_(3))_(3)C Cl" (v) "CH_(3)C(p-ClC_(6)H_(4))_(2)CH(Br)CH_(3)" (iv) "(CH_(3))_(3)C CH=ClC_(6)H_(4)I-p

Name the following compounds according to IUPAC system. (i) CH_(3) - CH_(2) - underset (CH_(2)Cl) underset(|)(CH) - overset (CH_(2)OH) overset(|) (CH) - underset (CH_(3)) underset (|) (CH) - CH_(3) CH_(3)- underset (CH_(3)) underset(|) (CH) -CH_(2) - underset(OH) underset(|) (CH) - overset (CH_(2)OH) overset(|) (CH) - CH_(2) (iii) (iv) H_(2)C = CH - underset (OH)underset (|) (CH) - CH_(2) - CH_(2) - CH_(3) (v) CH_(3) - underset (CH_(3)) underset ( |) C = underset (Br)underset(|) C - CH_(2)OH

Separate nucleophiles and electrophiles from: H_(3)O^(+), RCOO^(-), BF_(3) R-O-R, NH_(3), R_(3)C^(+) and ZnCI_(2) .

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

Prove that 3lerlen ""^(n-3)C_(r)+3""^(n-3)C_(r-1)+3""^(n-3)C_(r-2)+""^(n-3)C_(r-3)=""^(n)C_(r)

Which bond is more polar in the following pairs of molecules: (i) H_(3)C- H, H_(3)C- Cl (ii) H_(3)C- OH, H_(3)C-NH_(2) (iii) H_(3)C- SH, H_(3)C-OH