(English Medium) ICSE Class 10 - CISCE Important Questions for Chemistry

What property of Sulphuric acid is exhibited in the following case?

When concentrated Sulphuric acid reacts with Copper to produce Sulphur dioxide gas.

Identify the substance underlined, in the following case

An organic compound containing – COOH functional group

Draw the structural formula for Diethyl ether

The equation for the reaction when compound A is bubbled through bromine dissolved in carbon tetrachloride is as follows:

1) Draw the structure of A.

2) State your observation during this reaction.

Give the structural formula for 1, 2-dichloroethane

The organic compound which undergoes substitution reaction is :

(A) `C_2H_2`

(B) `C_2H_4`

(C) `C_10H_18`

(D) `C_2H_6`

Complete the following table which relates to the homologous series of hydrocarbons.

Define catenation.

 Ethane, methane, ethene, ethyne. (In the increasing order of the molecular weight) 

What is homologous series?

The unsaturated hydrocarbons undergo ______.

Identify the gas evolved when sodium propionate is heated with sodalime

Carbon to carbon double bond is found in ______.

Complete and balance the following chemical equation:

C₂H₆ + O₂ →

Name the following organic compound:

The first homologue whose general formula is C_nH_2n.

Study and complete the following table:

Give the structural formula of the following organic compound:

2-chlorobutane

Give the structural formula of the following organic compound:

But-2-yne

Name the following:

Group of organic compounds where the successive members follow a regular structural pattern, successive compounds differ by a 'CH₂' group.

State the term for the following:

The group obtained by removing one hydrogen atom from the parent alkane.