Question # 1

Why is CO called as pollutant? reason is:

Choose an answer

It combines with oxygen

It inactivates glycoblysis

It combines with hemoglobin

Inactivates nerves

Absolute temperature of a gas is proportional to:

Choose an answer

Rotational Kinetic energy

Translational Kinetic energy

Vibrational Kinetic energy

Potential energy

The simplest separating unit of a polymer is called:

Choose an answer

Monomer

Dimer

Trimer

Macromer

Which of the following compounds does not exhibit positional isomerism?

Choose an answer

Alkynes

Nitroalkanes

Carboxylic acid

Alcohol

The reaction between fat and NaOH is called:

Choose an answer

esterification

hydrogenolysis

fermentation

sponification

One of the environmental problem is the formation of oil slicks when oil is spilled form tankers in sea water. Which treatment is suitable to remove oil slicks

Choose an answer

Blow air

Add Na₂CO₃

Use a specially made sorbent having fluorine trapped in it

Use a sorbent having Al₂O₃trapped in it

How magnesium reacts with water?

Choose an answer

In frozen ice water

With cold water

In with steam

In hot state

Which is not a component of environment?

Choose an answer

Biosphere

Lithosphere

Hydrosphere

None of these

Which one of the following is not a form of chemical bonding?

Choose an answer

covalent bonding

hydrogen bonding

ionic bonding

metallic bonding

Critical temperature for a gas depends upon

Choose an answer

Shape of molecule

Size of molecules

Inter molecular forces

All of these

Simple sugars are:

Choose an answer

Monosaccharides

Disaccharides

Oligo saccharides

Trisaccharides

Which is used as an antifreeze?

Choose an answer

Glycol

Ethyl alcohol

Water

Methanol

Energy can neither be created nor destroyed, although it can be transformed from one form to another. This is a statement of

Choose an answer

Law of conservation of matter

Law of definite proportions

Law of conservation of energy

None of these

At room temperature, the mole fraction of a solution in 0.25 and the vapour pressure of the solvent is 0.80 atm. Then the lowering of vapour pressure is

Choose an answer

0.75

0.512

0.80

0.0512

The reaction rate is expressed in the units of

Choose an answer

mol dm^-3S^-

mol dm^-3

mol dm^-3N^-

dm^-3S^-

A white precipitate ofsilver chlorideimmediately formed on additionof :

Choose an answer

Silver nitrate solution to sodium chloride solution.

Silver chloride solution to sodium nitrate solution.

Silver nitrate solution to potassium chloride solution

Silver nitrate solution to hydrogen chloride solution.

Red P can be obtained form white P by

Choose an answer

Heating it with a catalyst in an inert atmosphere

Distilling it in an inert atmosphere

Dissolving it in CS₂and crysllizing

Melting it ad pouring the liquid into water

The driving force for making a bond is

Choose an answer

To attain noble gas electronic configuration

To make soled compounds

To make different compounds

To make gaseous substances

Crystalline form of sulphur stable at room temperature is

Choose an answer

Rhombic sulphur

Monoclinic sulphur

Plastic sulphur

Prismatic sulphur

Find the magnetic moment of a divalent ion in aqueous solution if its atomic number is 25

Choose an answer

3.0 BM

4.9 BM

5.9 BM

6.9 BM

Which of the following hydrides has the lowest boiling point?

Choose an answer

H₂O

H₂S

H₂S3

H₂Te

The force which holds the atoms together to form a compound is called

Choose an answer

A chemical bond

Van der waal's force

Dispersion force

London force

More Classes

Other Links

Chemistry General Science Test Medium Mode 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

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