(English Medium) ICSE Class 10 - CISCE Question Bank Solutions

(a) Draw the structural formula of ethene.

(b) What is the feature of the ethene structure, which allows ethene to react with chlorine in the way it does?

The list of some organic compounds is given below:
Ethanol, ethane, methane, ethyne and ethene
From the above list, name a compound:

Formed by the dehydration of ethanol by concentrated sulphuric acid.

The list of some organic compounds is given below:
Ethanol, ethane, methane, ethyne and ethene
From the above list, name a compound:

Which forms methanoic acid on oxidation in the presence of copper at 200°C

The list of some organic compounds is given below:
Ethanol, ethane, methane, ethyne and ethene
From the above list, name a compound:

Which has vapour density 14 and turns acidic potassium permanganate colourless?

The list of some organic compounds is given below:
Ethanol, ethane, methane, ethyne and ethene
From the above list, name a compound:

Which forms chloroform on halogenations in the presence of sunlight?

The list of some organic compounds is given below:
Ethanol, ethane, methane, ethyne and ethene
From the above list, name a compound:

Which decolourises bromine solution in carbon tetrachloride?

Write balanced equations to show the preparation of the following:

Ethane from sodium propionate

Write balanced equations to show the preparation of the following:

Ethyne from Calcium carbide

Write balanced equations to show the preparation of the following:

Ethanoic acid from ethane

Which compound should be heated with soda lime to obtain ethane gas in the laboratory?

Write the equation for the reaction involved in the above question.

Write the balanced equation for the complete combustion of ethane.

Name a reagant which can be used to distinguish between ethane and ethene.

Ethylene forms and addition product with chlorine. name this addition product and write its structural formula.

Write balanced euation for the following :
Ethane is burnt in air.

Write a balanced equation for the following:

Write the equation for the preparation of ethylene from ethyl alcohol.

Write balanced euation for the following :

Write the general formula for a saturated hydrocarbon and give one example of a saturated hydrocarbon with its structural formula.

Write balanced euation for the following :

Name a compound which will give acetylene gas, when treated with water.

Choose the current answer from the options given below :
In the preparation of H₂SO₄ by contact process V₂O₃ is used as a catalyst in the reaction. It is

Choose the current answer from the options given below :
In the contact process, the impurities of arsenic are removed by