Question # 1

Nylon 6,6 is a condensation polymer of:

Choose an answer

Phthalic acid and hexa ethylene diamine

adipic acid and hexaethylene diamine

phthalic acid and glycerol

Vapour pressure of a substance does not depend upon:

Choose an answer

physical state of matter

temperature

intermolecular forces

surface area

Primar structure of proteins refers to

Choose an answer

Coling and folding in form of specilie structure

3d structure

Number of amino acids in a chain

Alpha and Beta sheets

The question vapour cause by heating a liquid is due to:

Choose an answer

increase of intermolecular interactions

increase of K.E of molecules

decrease of surface tension

increase in potential energy of molecules

Molecular mass of PVC is (DP = 1200)

Choose an answer

63000

75000

75600

80,000

Cholesterol is a precursor of steroid hormones. Choose the class of steroid

Choose an answer

A carbohydrate

A hydrocarbon

A natural lipid

A protein a hydrocarbon

The increase in reaction rate as a result of increase in temperature from 10K to 90K is

Choose an answer

512

256

400

112

In MgCl2, the oxidation state ofCI is

Choose an answer

Zero

-2

+2

-1

Ecology is a science of environment and deals specially with

Choose an answer

stratosphere

biosphere

lithosphere

hydrosphere

The attractive forces which are created due to repulsion of electronic cloud of the molecules are

Choose an answer

dipole-dipole forces

ion dipole forces

instantaneous dipole-induced dipole forces

dipole-induced dipole forces

Which order of vapour pressure in the following liquids is correct

Choose an answer

water > ethanol > acetone > ether

ether > acetone > ethanol > water

ether > ethanol > acetone > water

water > ether > acetone > ethanol

Equal volumes of ethylene glycol (molar mass = 62) and water (molar mass = 18) are mixed. The depression in freezing point of water is (given K_rof water = 1.86 K mol^-1kg and specific gravity of ethylene glycol is 1.11)

Choose an answer

0.003

3.33

0.333

33.3

Detergents are

Choose an answer

Synthetic products

Natural products

Both (a) and (b)

None of these

Which of the followingα-Amino acids has basic R-group

Choose an answer

Proline

Glutamic acid

Histidine

Valine

The number of amino acids found in proteins that a human body can synthesize is

Choose an answer

20

10

5

14

The value of charge on electron is

Choose an answer

1.602 x 10^-19coulombs

1.602 x 10^-18coulombs

1.602 x 10^-17coulombs

1.602 x 10^-16coulombs

(CH₂O)_nis general formula for

Choose an answer

Monosaccharides

Oiligosaccharides

Polysaccharides

None of these

Corrosion is basically a

Choose an answer

Altered reaction in presence of H₂O

Electrochemical phenomenon

Interaction

Union between two light metals and a heavy metal

The number of unpaired electrons in Fe³⁺(Z = 26) are

Choose an answer

5

6

3

4

Which of the following is not affected by light

Choose an answer

Which of the following will be good conductor of electricity

Choose an answer

Pure distilled water

Molten NaCl

Dilute solution of glucose

Chloroform

The sample being analyzed is called :

Choose an answer

Electrolyte.

Substance.

Analyte.

All of above.

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