EASY
Earn 100

Complete combustion of alkenes requires sufficient
(a)Oxygen
(b)Hydrogen
(c)Nitrogen
(d)Sulphur

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Important Questions on Organic Chemistry- Some Basic Principles and Techniques
EASY
Name the gas evolved in the following case:
Ethene undergoes hydrogenation reaction.

MEDIUM
Give the IUPAC name for each of the following:

EASY
Write a balanced chemical equation for the preparation of ethene from bromoethane.

MEDIUM
To convert the structural formula of ethanol into ethene, changes to be done with ethanol are, remove:

EASY
A gas decolourises alkaline solution, but does not give precipitate with . The gas is:

EASY
An organic compound A on heating with concentrated gave product B and on warming with alkaline gave compound C. Compound A on heating with compound C in presence of concentrated formed compound D, which has fruity smell. Identify the compounds A, B, C and D.

EASY
Name the following organic compound:
The first homologue whose general formula is .

HARD
The correct order of acidity for the following compounds is :


HARD
Ozonolysis of an organic compound produces propanone and propionaldehyde in equimolar mixture. is

MEDIUM
The stability order of the given alkenes is

EASY
Products
The products formed in the above reaction is/are

MEDIUM
The correct name of the following polymer is:

MEDIUM
Product '' of following sequence of reactions is

EASY
When 2-chlorobutane reacts with hot alcoholic , the major product formed is

EASY
The one giving maximum number of isomeric alkenes on dehydrohalogenation reaction is (excluding rearrangement)

MEDIUM
The correct order for acid strength of compounds and is as follows:

MEDIUM
The correct statement regarding the basicity of aryl amines is:

EASY
Write a balanced chemical equation the following reaction:
Chlorine gas is reacted with ethene.

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


HARD
A compound with molecular formula , gives a white precipitate on adding silver nitrate solution. on reacting with alcoholic gives compound as the main product. on ozonolysis, gives and . gives Cannizaro reaction, but not aldol condensation. gives aldol condensation, but not Cannizaro reaction. is

