Bosch Process

Q.

Water gas is a mixture of

1. (A) CO + H₂

2. (B) CO₂ + H₂

3. (C) CO + H₂O

4. (D) CO₃ + H₂

Q.

Write the reaction to prepare hydrogen using Bosch process

Q. In water gas shift reaction, the catalyst used is .

1. ${\mathrm{Fe}}_2{O}_3$
2. $\mathrm{Ni}$
3. $\mathrm{Pt}$

Q.

What is the catalyst 'y' used in the water gas shift reaction?

Reaction 1: $C\left(redhotcoke\right)+H_{2}O\left(g\right)\stackrel{1273K}{⟶}CO\left(g\right)+H_2\left(g\right)$

Water gas

Reaction 2: $CO\left(g\right)+H_2\left(g\right)+H_{2}O\left(g\right)\stackrel{y\left(catalyst\right)}{⟶}C{O}_2\left(g\right)+2H_2\left(g\right)$

1. Fe₂O₃/Cr₂O₃

2. Ziegler Natta Catalyst

3. V₂O₅

4. Raney Ni

Q. The mixture of $CO$ and $H_2$ is called:

1. Water gas
2. Coal gas
3. Producer gas
4. Bio gas

Q.

(a) Name a process by which hydrogen gas is manufactured.

(b) Give equations for the reactions.

(c) How is hydrogen separated from carbon dioxide and carbon monoxide ?

Q. What are producer and water gas? Are they both he same? How is it made?

Q.

Which of the following energy conversions can take place during a chemical reaction?

1. Chemical energy $\to$ Sound energy

2. Chemical energy $\to$ Heat energy

3. Chemical energy $\to$ Electrical energy

4. Chemical energy $\to$ Light energy

Q.

Does sodium explode in air?

Q.

What is the catalyst 'y' used in the water gas shift reaction?

Reaction 1: $C\left(redhotcoke\right)+H_{2}O\left(g\right)\stackrel{1273K}{⟶}CO\left(g\right)+H_2\left(g\right)$

Reaction 2: $CO\left(g\right)+H_2\left(g\right)+H_{2}O\left(g\right)\stackrel{y\left(catalyst\right)}{⟶}C{O}_2\left(g\right)+2H_2\left(g\right)$

1. Ziegler Natta Catalyst

2. $F{e}_2{O}_3/C{r}_2{O}_3$

3. $V_2{O}_5$

4. Raney Nickel

Q. The mixture of $CO$ and $H_2$ is called:

1. Water gas
2. Producer gas
3. Coal gas
4. All of these

Q.

What is produced when steam is passed over red hot coke?

1. Carbon monoxide and hydrogen

2. Carbon Dioxide and Hydrogen

3. Water gas

4. Syngas

Q.

Give reason for the following-

The reaction of aluminium with steam stops after some time.

Q. Which catalyst is used in the Bosch process when water gas is mixed with excess steam?

1. $C{r}_2{O}_3$
2. $F{e}_2{O}_3$
3. $K_{2}O$
4. $CuO$

Q. Hydrogen can be prepared by mixing steam and water gas at 673 K in presence of $F{e}_2{O}_3$ and $C{r}_2{O}_3$. This process is called:

1. Serpeck's process
2. Bosch's process
3. Parke's process
4. Nelson's process

Q.

(a) Name a process by which hydrogen gas is manufactured.

(b) Give equations for the reactions.

(c) How is hydrogen separated from carbon dioxide and carbon monoxide ?

Q.

Industrially, hydrogen is prepared by ___ process.

Q.

Industrially, hydrogen is prepared by passing ___ over red-hot coke at high temperature.

Q.

A metal that exists as a liquid at room temperature is obtained by heating its sulfide in the presence of air. Identify the metal and its ore and give the reactions involved.

Q. <!--td {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}--> How hydrogen can be obtained from steam? [2 Mark]

Q. $I$. The most significant way in which humans are exposed to mercury is through drinking water.
$II$. A great deal of mercury enters the atmosphere because of coal-burning power plants.

1. Statement $I$ is true, Statement $II$ is true
2. Statement $I$ is true, Statement $II$ is false
3. Statement $I$ is true, Statement $II$ is true and is a correct explanation of the phenomena described in $I$
4. Statement $I$ is false, Statement $II$ is false
5. Statement $I$ is false, Statement $II$ is true

Q.

When steam is passed over red hot coke, then a mixture of carbon monoxide and hydrogen gas is formed. This is called _____ gas.

1. Industrial gas

2. Syngas

3. Water gas

4. Producer gas

Q.

Hydrogen can be prepared by mixing steam and water gas at 673 K in presence of $F{e}_2{O}_3$ and $C{r}_2{O}_3$. This process is called:

1. Nelson's process

2. Serpeck's process

3. Bosch's process

4. Parke's process

Q. Water gas is produced by passing steam over red hot ______.

1. coke
2. sulphur
3. phosphorus
4. iodine

Q. The mixture of $CO$ and $H_2$ is called water gas.

1. False
2. True

Q. Hydrogen can be prepared by mixing steam and water gas at 673 K in presence of $F{e}_2{O}_3$ and $C{r}_2{O}_3$. This process is called:

1. Electrolysis of water
2. Bosch's process
3. Hasenclever method
4. Laboratory preparation of hydrogen