CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Properties of Oxygen

The major use...

Question

The major use of oxygen is breathing and supporting life apart from that it is used for which purpose?

A

Combustion

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

Rocket Fuel

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

Fuel cell

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

Metal and Steel Industries

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct options are
A
Combustion

B
Rocket Fuel

C
Fuel cell

D
Metal and Steel Industries

Oxygen has a wide range of uses, it is the most essential gas for combustion, it is used as rocket fuel, used in metal and steel industry for cutting or alloying purpose.

Suggest Corrections

thumbs-up

1

Similar questions

Q. In a fuel cell, methanol is used as fuel and oxygen gas is used as an oxidizer.

The reaction is:

C H_{3} O H (l) + \frac{3}{2} O_{2} (g) \to C O_{2} (g) + 2 H_{2} O (l)

298 K

, standard Gibb's energies of formation for

C H_{3} O H (l), H_{2} O (l)

C O_{2} (g)

- 166.2, - 237.2

- 394.4 k J m o 1^{- 1}

If standard enthalpy of combustion of methanol is

- 726 k J m o 1^{- 1}

, efficiency of the fuel cell will be:

Q. A fuel cell uses oxygen and gas as fuel.

Q. If a fuel cell, methanol is used as fuel and oxygen gas is used as an oxidiser. The reaction is

C H_{3} O H_{(l)} + \frac{3}{2} O_{2} (g) \to C O_{2} (g) + 2 H_{2} O (g)

298 K

standard Gibb’s energies of formation for

C H_{3} O H (l), H_{2} O (l), and C O_{2} (g)

- 166.2, - 237.2

- 394.4 {kJ mol}^{- 1},

respectively. If the standard enthalpy of combustion of methanol is

- 726 {kJ mol}^{- 1}

, the efficiency of the fuel cell will be:

Q. Which gas among the following is used as fuel in industries?

Q. In a fuel cell (the device used for producing electricity directly from a chemical reaction) methanol is used as a fuel and oxygen gas is used as an oxidizer. The standard enthalpy of combustion of methanol is

- 726 k J m o l^{- 1}

. The standard free energies of formation of

C H_{3} O H (l) . C O_{2 (g)}

H_{2} O (l)

- 166.3, - 394.4

- 237.1 k J m o l^{- 1}

respectively.
The standard free energy change of the reaction will be:

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Properties of Oxygen

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Properties of Oxygen

Standard VII Chemistry

Join BYJU'S Learning Program

CrossIcon