Uses of Methane

Q.

Sulfur dioxide is a greenhouse gas.

1. True
2. False

Q.

A piece of solid weighs $120\mathrm{g}$ in air, $80\mathrm{g}$ in water and $60\mathrm{g}$ in a liquid. The relative density of the solid and that of the liquid are respectively:

Q.

The density of iron is $7800\raisebox{1ex}{$kg$}\!\left/ \!\raisebox{-1ex}{$m^3$}\right.$. Its relative density will be

1. $7.8$

2. $3.9$

3. $15.6$

4. $0.78$

Q.

Density of a mercury is $13600kg{m}^{-3}$. Its relative density is :

1. $13600$

2. $1360$

3. $136$

4. $13.6$

Q.

Which of the following substances is a compound?

1. Methane

2. Oxygen

3. Brass

4. Iron

Q.

What is the relative density of a solid, soluble in water?

Q. Compressed natural gas is a used as domestic fuel.

1. True
2. False

Q.

Density is a ____ physical quantity.

Q. Explain Markovnikov rule taking a suitable example

Q.

Relative density is a unitless quantity

1. True
2. False

Q.

Define relative density. What is the relative density of ice ?

Q.

Which of the following is not a cumulated diene?

1. Hexa-1, 2-diene

2. Hexa-2, 3-diene

3. Penta-2, 3-diene

4. Penta-1, 3-diene

Q.

Out of three substances given below, which has the maximum density?

1. Water

2. Aluminium

3. Copper

Q. A compound X is used in making chloromethane as shown below. Identify X.

$X+{\mathrm{Cl}}_2\underset{\mathrm{UV}\mathrm{light}}{\overset{250°C-400°C}{\to }}{\mathrm{CH}}_3\mathrm{Cl}+\mathrm{HCl}$

1. $C{H}_4$
2. $C_3{H}_8$
3. $C_4{H}_{10}$
4. $C_2{H}_6$

Q. Identify the uses of methane?

1. Domestic fuel
2. Production of organic compounds
3. In industries such as fabric mills, paper mills
4. Make aerated drinks

Q.

Relative density of a substance is defined as the ratio of the density of the substance to the density of water at________.

Q. Which of the following are uses of methane?

1. Manufacturing of hydrogen gas
2. Domestic fuel in the form of CNG
3. Raw material for industries
4. Manufacturing soft drinks

Q.

What is the relative density bottle? How can you measure the relative density of a substance using a relative density bottle?

Q.

The relative density of a substance is the ratio of the density of the substance to the density of water at $40°C$.

1. True
2. False

Q. Chlorination of methane does not occur in dark because:

1. methane can form free radicals in presence of sunlight only
2. to get chlorine free radicals from $C{l}_2$ molecules energy is required. It cannot happen in dark.
3. substitution reaction can take place only in sunlight and not in dark
4. termination step cannot take place in dark. It requires sunlight.

Q.

Write the formula and SI unit of density.

Q.

1. True
2. False

Q.

Methane (from Natural gas) is mixed with steam, compressed at 30 atm pressure and passed over a nickel about 800⁰C to form _______ .

1. Carbon Dioxide

2. Hydrogen Gas

3. Carbon Monoxide

4. Water Gas

Q. The correct composition of water gas is :

1. mixture of $H_2$ and $CO$
2. mixture of $He$ and $CO$
3. mixture of $N_2$ and $CO$
4. mixture of $O_2$ and $CO$

Q.

___________ is an excellent fuel for domestic cooking.

Q.

Give one word for the ratio of the density of a given object and the density of water at 4°C.

Q.

How Do You Identify Alkynes?

Q.

What is meant by relative density?

Q.

Define relative density.

Q.

The SI unit of relative density is:

1. $kg{m}^{-3}$

2. $gc{m}^{-3}$

3. $kgc{m}^{-3}$

4. no units