Question # 1

The value of K_c depends on.

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Temperature

Pressure

Volume

Atmosphere

Such reationsin which reactants and products are sufficient in quantities the Kc value of equilibrium state will be

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Very small

Very large

Moderate

None of these

Equilibrium constant has no unit when number of moles of reactants and products are:

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same

Different

Both a and b

None of these

In a Reversible Reaction if Qc = Kc then.

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Reaction is occuring in forward direction

Reaction is occuring in Reverse direction

Equilibrium has been allained

Reaction is not at equilibrium

If Qc = Kc the reaction goes in:

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Forward

Reverse

At equilibrium state

None

At equilibrium state there are possibilities: OR types of chemical equilibrium are.

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1

2

3

4

Guldberg and waage put forward law of mass action in:

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1860

1869

1870

1879

The two major components of atmosphere are:

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Hydrogen and oxygen

Nitrogen and Hydrogen

Nitrogen and oxygen

Oxygen and water.

Law of Mass Action was put forward by:

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G.N.Lewis

Lowry

Arrhenius

Gulbderg and Waage

Such reaction which can be made proceed in either direction depending upon the condition:

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simple reaction

reversible reaction

irreversible reaction

chain reaction

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

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very small Kc value

Very large Kc value

Moderate Kc value

None of these

The rate of reverse reaction in the beginning.

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Slow

moderate

Very fast

Low

The characteristics of reversible reactions are the following except:

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Products never recombine to form reactants.

They never complete

The proced in both ways

They have a double arrow between reactants and products.

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