Uses of Methane and Ethane

Q.

Give three uses of :
(a) methane

(b) ethane.

Q.

What is copal?

Q.

Alkanes are extensively used in manufacture of ___

1. chloroform

2. carbon black

3. formaldehyde

4. hydrogen

Q. Give two uses each of:
(i) methane
(ii) ethane

Q. LPG is used for cooking. What are its constituents?

1. Propane and Benzene
2. Benzene and Butane
3. Propane and Butane
4. Only Benzene

Q.

Alkanes are extensively used in manufacture of ___

1. chloroform

2. carbon black

3. formaldehyde

4. hydrogen

Q. Methane is insoluble in:

1. Water
2. Ether
3. Carbon tetrachloride
4. Alcohol

Q.

Chloroform, which is preapred from alkanes is extensively used as

1. a pigment in shoe polishing

2. anti-freezing liquid

3. an antiseptic

4. solvent for ruber, waxes and anaesthesia.

Q.

Chloroform, which is preapred from alkanes is extensively used as

1. a pigment in shoe polishing

2. an antiseptic

3. anti-freezing liquid

4. solvent for ruber, waxes and anaesthesia.