Question # 1

Which of the following is a base according to lowery Bronsted concept?

Choose an answer

I-1

HCl

H3O+

NH4+1

In which of the following molecules, strongest H-bond is shown?

Choose an answer

hydrogen fluoride

water

hydrogen sulphide

ammonia

How much quantity of total water is available as fresh water

Choose an answer

3%

1%

10%

21%

The pH range of acid rain is?

Choose an answer

7-6.5

6.5-6

6-5.6

Less than 5

The number of Cl- ions per unit cell of NaCl are

Choose an answer

6

4

2

8

Aniline is the derivative of the benzene containing the

Choose an answer

Hydroxyl group

Amino group

Amido group

Imido group

The temperature at which volume of ideal gas is hypothetically zero is called

Choose an answer

Absolute zero

0°C

OK

Both a and c

If there are weak intermolecular forces in a liquid, it will be

Choose an answer

more volatile

less volatile

more dense

less heavy

One mole of SO2 contains

Choose an answer

6.022 x 10(23) atoms of oxygen

6.022x 10 ê23 atoms of sulfur

18.1x 10 (23) molecules of SO2

4 g molecule of SO2

Absolute zero is equal to:

Choose an answer

-273.15K

-273.15^oC

-237.15K

-273 ^oC

betta-D-glucose is a monomer for

Choose an answer

Starch

Cellulose

Glycogen

Protein

The pH range of the acid rain is

Choose an answer

8 - 7

7 - 6.5

6.5 - 6

Less than 5

Which of the following molecules has zero dipole moment>

Choose an answer

NH₃

CHCl₃

H₂O

BF₃

The atomic radius of hydrogen is 37

Choose an answer

Pecometer

Manometer

Angstrom

Micrometer

A solution sucrose is 34.2%. The volume of solution containing one mole of solute :

Choose an answer

342cm³

1000cm³

500cm³

242cm³

Dehydration of allcohol gives:

Choose an answer

Alkane

Alkene

Aldehyde

ketone

A solution has pH = 0, its H⁺ion concentration is

Choose an answer

1 x 10^-14

1 x 10¹⁴

1 x 10¹

1

An azeotropic mixture showing it's positive deviation from Raoult's law, the volume of the mixture is :

Choose an answer

Slightly more than the total volume of the components.

Slightly less than the total volume of the components.

Equal to the total volume of the components.

None of these.

Closed chain compound can be classified into

Choose an answer

Homocyclic

Hetrocyclic

Aliphatic

Both a and b

The nitrogen present in some fertilizers helps plants

Choose an answer

To fight against disease

To produce fat

To undergo photosynthesis

To produce protein

Size of an anion is increased as compared to its atom because of the

Choose an answer

Addition of new shell

Repulsion of electrons in the valence shell

Decrease in nuclear charge

Increase in the unclear charge

How many g of dibasic acid (mol. wt. 200) should be present in 100 ml of the aqueous solution to give 0.1 Normality?

Choose an answer

1 g

2 g

10 g

20 g

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