Question # 1

Which types of reaction speed up gradually?

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Irreversible reactions

Reversibel reactions

Forward reactions

Decomposition reactions.

Which chemical is called king of chemicals?

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KNO₃

H₂SO₄

HCl

NHO₃

If Qc = Kc the reaction goes in:

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Forward

Reverse

At equilibrium state

None

When the reaction causes to produced it is called.

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Chemical equlibrium state

Static equilibrium

Dynamic equilibriiun

All

We exhale gas in the atmosphere during respiration.

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Carbon dioxide

Oxygen

Nitrogen

Water

Guldberg and waage out forward law of mass action in:

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1889

1879

1869

1859

The lives of aquatic plants and animals are indirectly related to concentration of dissolved ------ in water:

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hydrogen

oxygen

chlorine

nitrogen

Law of Mass Action was put forward by:

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G.N.Lewis

Lowry

Arrhenius

Gulbderg and Waage

The reaction in which the products do not recombine to form reactants are called.

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Inversible reactions

Reversible reaction

Decomposition

Addition

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

Who proposed "Law of mass action"?

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Newton

Boyle

Guldberg and waage

Lavoisier

In chemical reaction , the substances that combine are called.

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Reactants

Products

Equlibrium

Numerator

Which gas is used to prepare ammonia?

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N₂

O₂

Cl₂

S

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