Question # 1

When the magnitude of Kc is very small it indicates.

Choose an answer

Equilibrium will never establish

All reactants will be converted to products.

Reaction will go to completion

The amount of products is negligible

The two major components of atmosphere are:

Choose an answer

Hydrogen and oxygen

Nitrogen and Hydrogen

Nitrogen and oxygen

Oxygen and water.

The value of K_c depends on.

Choose an answer

Temperature

Pressure

Volume

Atmosphere

Guldberg and waage out forward law of mass action in:

Choose an answer

1889

1879

1869

1859

Formation profess of Ammonia by the combination Hydrogen and Nitrogen was given by:

Choose an answer

Dalton

Thomson

Haber

Waage

When the number of moles of both sides are equal in a reaction then the unit of Kc will be:

Choose an answer

no unit

mol-2 dm6

mol dm3

mo-2 dn

Guldberg and waage put forward law of mass action in:

Choose an answer

1860

1869

1870

1879

Active mass is expressed as:

Choose an answer

{ }

[ ]

( )

l l

Reactions which have comparable amounts of reactants and products at equilibrium state have:

Choose an answer

very small Kc value

Very large Kc value

Moderate Kc value

None of these

Reaction which have comparable amount of reactants and products at equilibrium state have.

Choose an answer

Very small Kc value

Very large Kc value

Moderate Kc value

None of these

In an irreversible reaction dynamic equilibrium:

Choose an answer

Never establishes

Established before the completion of reaction

Establishes after the completion of reaction

Establishes readily

When a reaction ceases to proceed further , it is called.

Choose an answer

Chemical states

Static state

Physical state

Dynamic equilibrium state

Which gas is used to prepare ammonia?

Choose an answer

N₂

O₂

Cl₂

S

More Classes

Other Links

Chemistry 10th Class English Medium Unit 9 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer