physics ch 4 to ch 6|all numerical

Mention the state of hybridisation of all the carbon atoms in he molecule CH_(2)=CH-CH=CH_(2)

Arrange the following monomers in order of decreasing ability of undergo cationic polymerisation. (I) CH_(2)=CH-C_(6)H_(4)(NO_(2)) (II) CH_(2)=CH-(C_(6)H_(4)(CH_(3)) (III) CH_(2)=CH-C_(6)H_(4)(OCH_(3))

(iv) which is right product for the following chemical reaction? CH3-CHO ( in the presence of weak base) A. Ch3- CH2-CHO B. CH3 - CH2- CH(OH)-CHO B. CH3-CH2-CH2-CH2-CHO D. All of these.

Which of the following compounds cannot be prepared by the Wurtz reaction? (A) \(CH_{3}CH_{3}\) (B) \(CH_{3}CH(CH_{3})-CH_{3}\) (C)\(CH_{3}CH_{2}CH_{2}CH_{3}\) (D) All can be prepared

Which of the following is a stronger acid in each of the following pairs ? (a) CH_2 (Cl ) COOH,CH_2 (F ) COOH " " (b ) CH_2 (Cl) CH_2 CH_2 COOH ,CH_3 COOH , CH_3CH(Cl) CH_2 COOH (c ) CH_3 COOH ,C_6 H_5 CH_2 COOH " " (d ) m-NO_2 C_6 H_4 COOH ,p -NO_2 C_6 H_4 COOH (e ) p-NO_2 C_6 H_4 COOH ,C_6 H_5 COOH " " ( f ) m- OHC_6 H_4 COOH,p- OHC _6 H_4 COOH

Write chemical equations for the following conversions : CH_(3)-CH_(2)-Cl into CH_(3)-CH_(2)-CH_(2)-NH_(2) C_(6)H_(5)-CH_(2)-Cl into C_(6)H_(5)-CH_(2)-CH_(2)-NH_(2)

Which is the most suitable reagent among the following distinguish comound (3) from the others? (1) CH_(3)C-=C-CH_(3) (2) CH_(3)CH_(2)-CH_(2)-CH_(3) (3) CH_(3)CH_(2)C-=CH (4) CH_(3)CH=CH_(2)