Which of the following shows maximum -l effect
(A)`-CH_(3)`
(B)`-OCH_(3)`
(C)` -NO_(2)`
(D) `-Cl`

Which of the following pairs is expected to exhibit H-bonding (a) CH_(3)CH_(2)OH and CH_(3)OCH_(3) (b) CH_(3)NH_(2) and CH_(3)SH (c ) CH_(3)OH and (CH_(3))_(3)N .

What is the type of hybridzation of each carbon in the following compounds? CH_(3)Cl (b) (CH_(3))_(2)CO (c ) CH_(3)CN (d) HCONH_(2) (e) CH_(3)CH=CHCN

Which of the following compounds is most basic? (a) NaCl (b) Na2CO_3 (c) CH_3COONa (d) NH_4Cl

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

Which out of the following has the highest boiling point ? (i) C_(2)H_(5)OH " "(ii) C_(2)H_(5)Br" "(iii) CH_(3)OH (iv) C_(3)H_(6)" " (v) CH_(3)OCH_(3).

The reaction shows which of the following mechanisms? CH_(3) - underset(CH_(3))underset(|)CH - Cl overset("KOH"(aq))(rarr) CH_(3) - underset(CH_(3))underset(|)(CH)-OH + Cl^(-)

The reaction shows which of the following mechanisms? CH_(3) - underset(CH_(3))underset(|)CH - Cl overset("KOH"(aq))(rarr) CH_(3) - underset(CH_(3))underset(|)(CH)-OH + Cl^(-)

Which of the following statement(s) is/are not correct for following compounds? (I)SCl_(2)(OCH_(3))_(2) and (II) SF_(2)(OCH_(3))_(2)

Which of the following statement(s) is/are not correct for following compounds? (I)SCl_(2)(OCH_(3))_(2) and (II) SF_(2)(OCH_(3))_(2)

Select the principal functional group when the following groups are present in the molecule : (a) -OH, -COOH, -NO_(2) (b) -OCH_(3), OH, -Cl (c) -CHO, -CN, -OH (d) -Cl, -CONH_(2), -CHO