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test

1 / 30

Bauxite is an ore of

2 / 30

Epsom salt is chemically known as

3 / 30

Radon is

4 / 30

The element used in lead pencils is

5 / 30

Which one of the following gases is readily soluble in water at room temperature?

6 / 30

The concept of an electrolyte in water was described by

7 / 30

Bleaching powder contains

8 / 30

The acid present in lemon is

9 / 30

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

10 / 30

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

11 / 30

Washing soda is

12 / 30

The term PVC used in the plastic industry stands for

13 / 30

Normal valency of nitrogen is

14 / 30

“Atoms can neither be created nor destroyed.” This principle was given by __?

15 / 30

The alcohol used in the preparation of dynamite is

16 / 30

Aluminium oxide is a/an

17 / 30

Rare gases are

18 / 30

Which substance is obtained by the hydrolysis of oil?

19 / 30

The isotope atoms differ in

20 / 30

Bring out the only correct statement in context with Uranium?

21 / 30

White Phosphorous is represented by which among the following symbols?

22 / 30

Identify the non-metallic mineral from the given options:

23 / 30

Ruby is an oxide of

24 / 30

The reaction between methane and chlorine in diffused sunlight is

25 / 30

For which one of the following is the density maximum?

26 / 30

The chemical used as a fixer in photography is

27 / 30

Periodic table was given by

28 / 30

The alcohol used in power alcohol is

29 / 30

Nucleus of an atom contains

30 / 30

tobacco is preserved from drying out in

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