STD 6 MATHS CH 2 SWADHYAY 2.3

Classify the reagents shown in bold in the following equations as nucleophiles or electrophiles : (a) CH_3 COOH + HO^(-) to CH_3 COO^(-) + H_(2) O (b) CH_3 CH_2 Br + HS^(-) to CH_3 CH_2 SH+ Br^(-) (c ) C_6 H_6 + CH_3 CO^(+) to C_6 H_5 COCH_(3) (d) CH_3 COCH_(3) + CN^(-) to CH_3 underset(underset(CN)|)overset(overset(OH)|)C - CH_(3)

How many of the following compounds would give Iodoform test (1) s CH_(3) - CO - CH_(2) - CO - OCH_(3) (2) C_(6) H_(5) - CO - CH_(2) - CO - C_(6)H_(5) (3) CH_(3) - CHCl - CH_(2) - CH_(3) (4) CH_(3) - CHNH_(2) - CH_(3) (5) CH_(3) - CO - CH_(2)I (6) CH_(3) - CO - O - CO - CH_(3) (7) CH_(3) - CO - O - CH_(3) (8) CH_(3) - CO - Cl (9) CH_(3) - CHOH - CH_(2) - CH_(3) (10) CH_(3) - CO - CH_(2) - CHOH - CH_(3)

Name the following compounds according to IUPAC system of nomoenclature : (I ) CH_3 CH(CH_5 ) CH_2 CH_2 CHO (ii) CH_3 CH_2 COCH (C_2H_5 ) )CH_2CH_2Cl (iii ) CH_3 CH=CHCO (iv ) CH_3 COCH_2 COCH _3 (v) CH_2 CH(CH_3)CH_2C(CH_3)_2 COCH_3 (vi ) (CH_3 )_2 C CH_2 COOH (vii ) OHC C_6 H_4 CHO -p

Write the IUPAC names of the following : (i) CH_3 CH= CHCOOH " "(ii ) CH_3CH_2 CH_2 COOH " " (iii ) C_6 H_5 CH_2 COOH " "(iv ) (CH_3 )_3 C COOH (v ) CH_3 CH_2 COCH_2 COOH (vi ) (CH_3)_3 C CH_2 COOH " "(vii ) CH_3 - underset(OH) underset(|)CH-CH_2 COOH

Given the hybridistaiton state of each carbon in the following compounds : I. CH_(2) = C = O II. CH_(3) - CH = CH_(2) III. (CH_(3))_(2) CO IV. CH_(2) = CH = C -= N v. C_(6) H_(6)