Hydrocarbons

The major product of the following reaction is :

Identify products A and B.

The correct order of the following compounds showing increasing tendency towards nucleophilic substitution reaction is :

For above chemical reactions, identify the correct statement from the following :

Major product P of above reaction, is :

Benzene on nitration gives nitrobenzene in presence of HNO3 and H2SO4 mixture, where :

Metallic sodium does not react normally with :

The stereoisomers that are formed by electrophilic addition of bromine to trans-but-2-ene is/are :

Match List - I with List - II :List - I (Chemicals)(a) Alcoholic potassium hydroxide(b) Pd/BaSO4(c) BHC (Benzene hexachloride)(d) PolyacetyleneList - II (Use / Preparation / Constituent)(i) Electrodes in batteries(ii) Obtained by addition r...

Given below are two statements :Statement I : 2-methylbutane on oxidation with KMnO4 gives 2-methylbutan-2-ol.Statement II : n-alkanes can be easily oxidised to corresponding alcohols with KMnO4.Choose the correct option :

Choose the correct statement regarding the formation of carbocations A and B given.

Which of the following is Lindlar catalyst?

An unsaturated hydrocarbon X on ozonolysis gives A. Compound A when warmed with ammonical silver nitrate forms a bright silver mirror along the sides of the test tube. The unsaturated hydrocarbon X is :

The major product (Y) in the following
reactions is :

The correct order of heat of combustion for
following alkadienes is :

The major product [B] in the following
sequence of reactions is :-

The major product in the following reaction is:

In the following sequence of reactions the
maximum number of atoms present in
molecule 'C' in one plane is _________.

(A is a lowest molecular weight alkyne)

Consider the following reaction :
\({\left( {C{H_3}} \right)_3}CCH\left( {OH} \right)C{H_3}\buildrel {conc.\,\,\,{H_2}S{O_4}} \over \longrightarrow\)
$${\left( {C{H_3}} \right)_2}CHCH\left( {Br} \right)C{H_3}\buildrel {alc.\,\,KOH} \over
...

In the following reactions sequence, structure of A and B respectively will be :

The major product of the following reaction is :

The major product obtained from the following
reaction is :

The minimum number of moles of O2
required for complete combustion of 1 mole of propane and 2
moles of butane is _____.

The total number of monohalogenated organic
products in the following (including
stereoisomers) reaction is ______.

Which of the following compounds produces an optically inactive compound on hydrogenation?

The major product in the following reaction is :

The major product of the following reaction is :

The major product of the following reaction is :

Increasing order of reactivity of the following
compounds for SN1 substitution is:

Which of the following potential energy (PE)
diagrams represents the SN1 reaction?

Polysubstitution is a major drawback in:

The major product of the following reaction is

The correct order for acid strength of compounds : CH \(\equiv\) CH, CH3–C \(\equiv\) CH and CH2 = CH2 is as follows

The major product of the following reaction is –

The major product of the following reaction is :

The major product of the following reaction is –

But-2-ene on reaction with alkaline KMnO4 at elevated temperature followed by acidification will give :

The major product of the following addition reaction is :
H3C–CH=CH2 \(\buildrel {C{l_2}/{H_2}O} \over \longrightarrow\)

In the following skew conformation of ethane, H'–C–C–H'' dihedral angle is :

Consider the following reactions :

'A' is :

Which compound (s) out of the following is/are not aromatic ?

The major product of the following reaction is :

The major product of the following reaction is

The major product of the following reaction is :

Which of the following will most readily give the dehydrohalogenation product ?

When 2-butyne is treate with H2/Lindlar's catalyst, compound X is produced as the major product and when treated with Na/liq. NH3 it produces Y as the major product Which of the following statements is correct ?

The major product formed in the following reaction is :

The trans-alkenes are formed by the reduction of alkynes with

The major product of the following reaction is :

5 L of an alkane requires 25 L of oxygen for its complete combustion. If all volumes are measured at constant temperature and pressure, the alkane is :