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

Write the equation for the laboratory preparation of Ethyne (acetylene) from calcium carbide.

What is the special feature of the structure of Ethyne?

What would you see when ethyne is bubbled through a solution of bromine in carbon tetrachloride?

Name the addition product formed between ethane and water.

State what do you observe ethene is bubbled through a solution of bromine in terachloromethane (carbon tetrachloride)

Fill in the blanks by chosing words from the given list of words:

Addition, Carbohydrates, CnH_2n-2, CnH_2n+2, electrochemical, homologus, hydrocarbons, saturated, substitution, unsaturated.

The alkanes form a ______series with general formula_________The alkanes are_______,which generally undergo________reactions.

Conversion of ethene to ethane is an example of ______.

Ethanol can be converted into ethene which can be changed into ethane. Choose the correct word or phrase from the options to complete the following sentence.

The catalyst used in the conversion of ethene to ethane is commonly ______.

The reaction between ethene and chlorine forms only one product. Name the type of the reaction.

(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:

1. formed by the dehydration of ethanol by concentrated sulphuric acid.
2. which forms methanoic acid on oxidation in the presence of copper at 200°C.
3. which has vapour density 14 and turns acidic potassium permanganate colourless.
4. which forms chloroform on halogenation in the presence of sunlight.
5. which decolourises bromine solution in carbon tetrachloride.

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