JEE MAINS · Chemistry

Hydrocarbons

232 practice questions for JEE Mains — 90 easy · 127 medium · 15 hard. Every question is graded instantly with a step-by-step solution when you miss it.

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Sample questions

Numerical
In bromination of Propyne, with Bromine $1,1,2,2$-tetrabromopropane is obtained in $27%$ yield. The amount of $1,1,2,2$tetrabromopropane obtained from $1g$ of Bromine in this reaction is_____$\times\,10^{-1}g$ .(Molar…
MCQ
$2-\mathrm{hexene}\underset{\left(\mathrm{ii}\right)H_{2}O}{\overset{\left(i\right)O_{3}}{\rightarrow\,}}\mathrm{Products}$ The two products formed in above reaction are
Numerical
The major product of the following reaction is \(P\). \(\mathrm{CH}_3 \mathrm{C}=\mathrm{C}-\mathrm{CH}_3 \xrightarrow[\substack{\text { (ii) dil. } \mathrm{KMnO}_4 \\ 273 \mathrm{~K}}]{\text { (i) } \mathrm{Na} / \text…
MCQ
Identify product A and product B
MCQ
Correct statement about the given chemical reaction is
Numerical
In the following reaction The $%$ yield for reaction $I$ is $60%$ and that of reaction II is $50%$. The overall yield of the complete reaction is$%$
Numerical
Total number of deactivating groups in aromatic electrophilic substitution reaction among the following is
Numerical
The total number of monobromo derivatives formed by the alkanes with molecular formula $C_{5}H_{12}$ is (excluding stereo isomers)
Numerical
Consider the following reaction of benzene. In compound (Q), the percentage of oxygen is $\_\_\_\_$ %. (Nearest integer)
MCQ
Choose the correct option for the following reactions.
MCQ
Product '$A$' of following sequence of reactions is
Numerical
Consider the following sequence of reactions to give the major product $(X)$ $P$ g of the major product $(X)$ formed is reacted with $NaHCO_3$ solution to liberate a gas which occupied $11.2$ dm$^3$ at STP. $P = $ _____…
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