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1 / 30

The alcohol used in the preparation of dynamite is

2 / 30

The solute in a solution can be separated by

3 / 30

The isotope atoms differ in

4 / 30

The most extensive, commercially useful source of thorium as monazite sand occurs in India at

5 / 30

Oil of vitriol is

6 / 30

The aqueous solution of which among the following acids is called Vinegar?

7 / 30

Rare gases are

8 / 30

The concept of an electrolyte in water was described by

9 / 30

The reaction between methane and chlorine in diffused sunlight is

10 / 30

Normal valency of nitrogen is

11 / 30

tobacco is preserved from drying out in

12 / 30

Calcium sulphate is known as

13 / 30

The acid present in lemon is

14 / 30

The element used in lead pencils is

15 / 30

Which one of the following is the softest?

16 / 30

Which among the following is called Laughing Gas popularly?

17 / 30

Natural rubber is a polymer derived from

18 / 30

Air contains maximum amount of

19 / 30

Identify the thermosetting plastic from the given options:

20 / 30

Aluminium oxide is a/an

21 / 30

Which among the following is the correct decreasing of bio elements in Human Body?

22 / 30

For which one of the following is the density maximum?

23 / 30

Nucleus of an atom contains

24 / 30

Human bone does not contain

25 / 30

Which variety of glass is heat resistant?

26 / 30

Epsom salt is chemically known as

27 / 30

2,4-D, which is sold as a weed killer of the broad-leaved weeds is a synthetic version of __:

28 / 30

Ruby is an oxide of

29 / 30

Periodic table was given by

30 / 30

Homo nuclear molecules contain

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