Question # 1

When the magnitude of Kc is very small it indicates.

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Equilibrium will never establish

All reactants will be converted to products.

Reaction will go to completion

The amount of products is negligible

Depending upon temperature variation, atmosphere ins divided into how many regions?

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1

2

3

4

Sodium zeolite is resin of:

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NaAl(SiO₃)₂

KAl(SiO₃)₂

LiAl(SiO₃)₂

RbAl(SiO₃)₂

The functional group -COOH is found in.

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Aldehydes

Esters

Carboxylic acids

alcohols

How trace amount of acetylene present in the coat gas.

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0.06%

0.07%

0.08%

0.09%

Which disease causes bone and tooth damage?

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Fluorosis

Hepatits

Cholera

Jaundice

Dynamic means, reaction is:

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In forward direction

Stop

In reverse direction

Still continuing.

The process of removing temporary hardness of water.

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Clark's method

Washing soda method

Sodium zeolite

Filteration method

Which one of these pollutants are not found in car exhaust fumes?

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CO₂

O₃

NO₂

SO₂

Pitch is black residue of.

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Coke

Coal tar

Coal

Coal gas

Dehydrohalogenation take place in the presence of.

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Aqueous NaOH

Alcoholic KOH

Aqueous KOH

Alcoholic NaOH

At dynamic equilibrium:

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The reactions stops to proceed

The amounts of reactants and products are equal

The speed of the forward is reverse reactions are equal

The reaction can no longer be reversed

Which one Ion is not present in salt.

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Metallic cation

Anion of Base

Anion of acid

None metallic anion

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