Which of the following is the best electron releasing group when present on Benzene ring
(A) \(CH_{3}\)
(B) \(CH_{3}-CH_{2}\)
(C) \(CH_{3})_{2}CH-\)
(D) \(CH_{3})_{3}C-\)

Which of the following groups has highest inductive effect? (A) \(CH_{3}\)- (В) \(CH_{3}CH_{2}\)- (C) \((CH_{3})_{2}CH\)- (D) \((CH_{3})_{3}C-\)

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 most reactive towards \(CH_{3}ONa\) (A) \(CH_{3}COOC_{2}H_{5}\) (B) \(CH_{3}COCl\) (C) \(CH_{3}CONH_{2}\) (D) \(CH_{3}COOCOCH_{3}\)

Which of the following are chain isomers? (A) \(CH_{3}CH_{2}CH_{3}\) and \(CH_{3}CH_{2}CH_{2}CH_{3}\), (B) \(CH_{3}CHCl_{2}\)and \(CH_{2}ClCH_{2}Cl\) (C) \(CH_{3}CH_{2}CH_{2}OH\) and \(CH_{3}CH_{2}OH\) (D) \(CH_{3}CH_{2}CH_{2}CH_{3}\) and \((CH_{3})_{2}CHCH_{3}\)

Which of the following best describes the flow of electrons in the acid-catalyed dimerizantion of (CH_(3))_(2)C=CH_(2) ?

Which is the most suitable reagent amon the following to ditinguish compoun (C) from the rest of the compounds ? (A) CH_(3)C-=C CH_(3) , (B) ( CH_(3)CH_(2)-CH_(2)CH_(3) (C) CH_(3)CH_(2)C-=CH , (D) CH_(3)CH=CH_(2)

Rank the following in decreasing order of basic strenth is : (A) CH_(3)-CH_(2)-C-=C^(-) (B) CH_(3)-CH_(2)-S^(-) (C) CH_(3)0-CH_(2)-CO_(2)^(-) (D) CH_(3)-CH_(2)-O^(-)

Which of the following statement is correct for the given compounds ? CH_(3) - CH = CH_(2) (b) CH_(3) - C -= CH

Which of the following compound does not contain pie bond. A) CH_(3)CONH_(2) B) CH_(3)CH_(2)OH C) CH_(3)CHO D) CH_(3)COOH

Which of the following compounds can liberate methane when treated with excess of methyl magnesium iodide in dry ether. (a) CH_3-CH_2-CH_2OH (b) CH_3-CH_2-C-=CH (c) CH_3-CH_2-COOH (d) CH_3-CH_2-CHO