19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
The correct IUPAC name of the given structure of alkyne is
The IUPAC name of is CH C CH
The IUPAC name of CH CH CH is
Which of the following is correct IUPAC name of given hydrocarbon?
Aromatic compounds are
Hydrocarbons are classified depending upon the types of ...A... bonds present. Here, A refers to
The compound that will react most readily with gaseous bromine has the formula (NEET 2017) (a) C H (b) C H (c) C H (d) C H
In which of the following molecules, all atoms are coplanar? (NEET-II 2016) (a) (b) (c) (d)
Which of the following can be used as the halide component for Friedel–Crafts reaction? (NEET-II 2016)
In the reaction i NaNH /liq.NH ii CH CH Br H C CH X -> i NaNH /liq.NH ii CH CH Br Y -> X and Y are (NEET-I 2016)
The pair of electrons in the given carbanion, CH3C≡C–, is present in which of the following orbitals? (NEET-I 2016)
Which of the following compounds shall not produce propene by reaction with HBr followed by elimination or direct only elimination reaction? (NEET-II 2016) (a)
The correct statement regarding the comparison of staggered and eclipsed conformations of ethane, is (NEET-I 2016)
Consider the nitration of benzene using mixed conc. H SO and HNO . If a large amount of KHSO4is added to the mixture, the rate of nitration will be (NEET 2016)
Which of the following is not the product of dehydration of (NEET 2015) (a) (b) (c) (d)
In the reaction with HCl, an alkene reacts in accordance with the Markovnikov’s rule to give a product 1-chloro- 1-methyl-cyclohexane. The possible alkene is (NEET 2015) (a) (b)
What products are formed when meta - xylene is treated with Br2 in the presence of FeBr3? (NEET 2014) (a) (b) (c) (d)
Which of the following organic compounds has same hybridization as its combustion product (CO2)? (NEET 2014)
Which of the following chemical system is non aromatic? (NEET 2013) (a) (b) (c) (d)
Which of the following compounds will not undergo Friedel-Crafts reaction easily? (NEET 2013)
Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating? (NEET 2013)
In the following reaction: (NEET 2013) H SO Hg HC CH ' ' P -> Product ‘P’ will not give
Among the following compounds the one that is most reactive towards electrophilic nitration is (AIPMT 2012)
Which of the following reagents will be able to distinguish between 1-butyne and 2-butyne? (AIPMT 2012)
In the following reaction The major product is (AIPMT 2012) (a) (b)