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Practice QuestionsMCQ (Single Correct Answer)
1
Which of the following hydrocarbons reacts easily with $\mathrm{MeMgBr}$ to give methane?
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2
An optically active alkene having molecular formula $\mathrm{C}_8 \mathrm{H}_{16}$ gives acetone as one of the products on ozonolysis. The structure of the alkene is
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3
The decreasing order of reactivity of the following alkenes towards $$\mathrm{HBr}$$ addition is
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4
The compounds A and B are respectively
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5
$$\mathrm{Q}$$ and $$\mathrm{R}$$ in the above reaction sequences are respectively
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6
Structure of M is,
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7
'$$\underline G $$' in the above sequence of reactions is
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8
The major product of the following reaction is
$${F_3}C - CH = C{H_2} + HBr \to $$
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9
The exact order of boiling points of the compounds n-pentane, isopentane, butanone and 1-butanol is
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10
The total number of alkyl bromides (including stereoisomers) formed in the reaction $$M{e_3}C - CH = C{H_2} + HBr \to $$ will be
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11
CH3 $$-$$ C $$ \equiv $$ C MgBr can be prepared by the reaction of
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12
The isomerisation of 1-butyne to 2-butyne can be achieved by treatment with
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13
Which of the following reactions will not result in the formation of carbon-carbon bonds?
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14
Ozonolysis of an alkene produces only one dicarbonyl compound. The structure of the alkene is
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15
Identify X in the following sequence of reactions.
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16
The major products obtained during ozonolysis of 2, 3-dimethyl-1-butene and subsequent reductions with Zn and H2O are
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MCQ (More than One Correct Answer)
1
Which of the following statements about the $$\mathrm{S}_{\mathrm{N}} 2$$ reaction mechanism is/are true?
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2
Which of the following reactions give(s) a meso-compound as the main product?
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3
$$Me - C \equiv C - Me\mathrel{\mathop{\kern0pt\longrightarrow}
\limits_{EtOH, - 33^\circ C}^{Na/N{H_3}(liq.)}} \underline{\underline X} \,\buildrel {dil.alkaline\,KMn{O_4}} \over
\longrightarrow \,\text{Product(s)}$$
The product(s) from the above reaction will be
The product(s) from the above reaction will be
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