Question # 1

Type of polymer formed by teh polymerization of single type of monomer is:

Choose an answer

Homopolymer

Copolymer

terpolymer

All of these

Silk is the example of:

Choose an answer

mineral fiber

vegetable fiber

animal fiber

none of above

Ethanol reacts with sodium metal to liberate

Choose an answer

CO2 gas

CO gas

H2 gas

Steam

The rate of diffusion of a gas of molar mass 72 as compared to H₂will be:

Choose an answer

Same

6 times

1.4 times

1/6 times

Chlorofluorocarbon, CF₂Cl₂, plays an effective role in removing O₃(ozone) in the stratosphere. Which reaction does not cause the depletion of ozone

Choose an answer

Proteins have linkage between amino acids

Choose an answer

imide

amide

ester

ether

The synthesis of ethene from ethyl alcohol is a reaction

Choose an answer

Dehydration

Polymerization

Addition

Substitution

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

Lanthanides an actinides belong to following group of periodic table:

Choose an answer

IB

VIIIB

IIB

IIIB

First order of protein structure refers to

Choose an answer

Bending of protein chain

Number and sequence of amino acids

Three dimensional structure of protein

Site of disulfide bonds

Synthetic organic pesticides formulated nowadays are more then:

Choose an answer

One thousand

Ten thousand

Two thousands

Twenty thousand

What happens when isotonic solution of A (mol.wt.342) and B (mol.wt 60) are put in to communication through semipermeable membrane?

Choose an answer

Transference of solvent from solution A to that of B take place

Transference of solvent from solution B to that of A takes place

No transference of solvent from solution A to that of B takes place

Change in temperature of solutions takes place

Hemoglobin is 68000 times heavier than:

Choose an answer

Oxygen atom

Nitrogen atom

Carbon atom

Hydrogen atom

Formic acid is given names from Latin word a "formic" which means:

Choose an answer

Red out

Vinegar

butter

Milk

Chromic acid used to oxidize

Choose an answer

Aldehyde

Ketone

Both a and b

None of these

Forms of waste products :

Choose an answer

Heat

Smoke

Solid

All of these

The cell in which a non-spontaneous redox reaction takes place as a result electricity is known as :

Choose an answer

Electrolytic cell.

Voltaic cell.

Daniel cell.

Dry cell.

When potassium metal is exposed to violet light

Choose an answer

Ejection of electrons takes place

Ejection of some potassium atoms occurs

There is no effect

The absorption of electrons takes place

X-ray work has shown that the diameters of atom are of the order of

Choose an answer

8 x 10^-10m

2 x 10^-10m

8 x 10^-8m

2 x 10^-8m

When hydrogen cyanide is added to an Aldehyde in the presence of ammonia it is called

Choose an answer

Strecker synthesis

Cory house synthesis

Williamson;s synthesis

None of these

Choose an answer

0.02

0.2

50

25

Reactions that proceed on both sides and never go to completion are called

Choose an answer

Irreversible reactions

Reversible reactions

Opposing reactions

Spontaneous reactions

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