19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Light C H Cl P -> Product ‘P’ is
The reaction of toluene with Cl2 in presence of FeCl3 gives predominantly
Any ring system will be ‘aromatic’ in nature if it possesses: I. planarity. II. complete delocalisation of the electrons in the ring. III. it follows Huckel Rule. Choose the correct option.
Which of the following statement(s) is/are correct regarding structure of benzene? I. All the six carbons in benzene are sp2 hybridised. II. sp2 hybridised orbital of carbon combines with another sp2 hybridised orbi…
Identify a reagent from the following list which can easily distinguish between 1-butyne and 2-butyne.
X-ray diffraction study of benzene reveals that I. It is a planar molecule. II. C–C bond lengths are of the same order which is intermediate between C–C single bond and C–C double bond, III. Benzene is reluctant to…
Which of the following reacts with KMnO4 but does not react with AgNO3?
The IUPAC name of is
Suitable product of this reaction is (a) (b) (c) (d)
Among the given compounds, one which can be distinguished by AgNO3 is (AFMC 2010)
Acetylene on treating with Cu2Cl2 gives
Which of the following organic compounds exhibit acidic character ? (a) (b) (c) (d)
Which of the following will give H2 gas with Na ?
Predict the product of the reaction 1-butyne with 2 equivalents of HCl (a) (b) (c) (d)
When propyne is treated with aqueous H2SO4 in presence of HgSO4, the major product is
Products of the following reaction (i) O3 CH C C – CH CH ........ are (ii) Hydrolysis -> (a) CH CHO CH CH CHO (b) CH COOH CH COCH (c) CH COOH HOOC CH CH x (d) CH COOH CO
In the following reaction, What is X ?
1-butyne on oxidation with hot alkaline KMnO4 would yield
Alkynes are ...A... polar in nature. Here, A refers to
Acetylene does not react with
Choose the reagent to carry out the reaction.
Which is most acidic of the following ?
Which one is the most reactive towards electrophilic reagent? (AFMC 2010) (a) (b) (c) (d)
In the following reaction, the product ‘R’ is CH Cl H O Hotiron tube AlCl CaC P Q R -> -> -> (AFMC 2010)
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