Question # 1

Olefins is a Latin word meaning:

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inert

less reactive

oil forming

most reactive

Froth flotation process is used to concentrate.

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Copper ore

Iron ore

Chromium ore

Aluminum ore

Incomplete combustion of alkanes produce.

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Carbon dixoide only

Carbon monoxide only

Carbon monoxide carbon black and water

Carbon dioxide and carbon black

When the magnitude of Kc is very small in indicates.

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Equilibrium will never establish

All reactants will converted to products.

Reaction will go to completion

The amount of products is negligible

Open chain compounds are also called:

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aliphatic compounds

alicyclic compounds

aromatic compounds

hydrocarbons

Density of water at 4°C is:

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0.976 gem-3

1 gem-3

0.956 gem-3

1.1 gem-3

What is the POH of a 0.02 M Ca(OH)₂?

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1.698

1.397

12.31

12.61

The 1st organic compound prepared in laboratory.

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Urea

NaCl

Thiourea

Pyridine

The process by which atmospheric nitrogen is turned into nitrates in the soil is called.

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Nitration

Fixing

Oxidation

Reduction

Which one of the following is used as jet fuel.

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Kerosene oil

Lubricating oil

Fuel oil

Diesel oil

The waste products driven out because of the combustion of fossil fuels.

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Primary pollutant

Secondary pollutant

Tertiary pollutant.

None of them

According to Bronsted and Lowry concept an acid is a substance that can donate.

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Proton

Electron pair

Neutron

Electron

Permanent hardness can be removed by using .

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Soda lime

Sodium Zeolite

Quick lime

Lime water

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