Hello Aspirant, You are in the Chemical Sciences test in the Paper-I (Section-A). This is the basic practice test to brush back your basics. The test is prepared with a minimum of 25 questions and it carries 1 mark for each correct answer.
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Chemical Sciences Online test series.
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- Chemical Sciences 0%
1. Question1 points
When iron rusts its weight
2. Question1 points
Sodium bicarbonate is useful as a fire extinguisher because
3. Question1 points
Dry ice at room temperature gives
4. Question1 points
Entropy change of a system depends on
5. Question1 points
Total entropy change for a reversible isothermal cycle is
6. Question1 points
Which of the following contains Carbon
7. Question1 points
Ozone is important to mankind, because
8. Question1 points
Radio carbon dating is used to find the age of
9. Question1 points
The green color of the gas is due to
10. Question1 points
Artificial rain is produced by seeding clouds with
11. Question1 points
Which of the following is a mixture?
12. Question1 points
A mixture of naphthalene and sand is seperated by
13. Question1 points
The kinetic energy of gas molecules
14. Question1 points
The number of neutrons in the nucleus of an atom of mass A and atomic number Z is given by
15. Question1 points
Which of the following compounds is formed by sharing of electrons?
16. Question1 points
According to the modern periodic law, the properties of elements are periodic functions of their
17. Question1 points
The non-metal which has a shining appearance is
18. Question1 points
Which is the ‘odd man’ in the following?
19. Question1 points
The symbol of antimony is
20. Question1 points
The formula for aluminium sulphide is
21. Question1 points
Variable valency is exhibited by
22. Question1 points
Which of the following is called ‘the King of chemicals’?
23. Question1 points
Who discovered isotopes?
24. Question1 points
The symbol of ‘W’ stands for
25. Question1 points
Brimstone stands for