Sets
Chemistry Set 3
30 questions 1. Consider the following statements:
(I) In solids, the particles can move past each other.
(II) In solids, the particles only vibrate about their positions.
(III) On heating a solid, its particles vibrate more vigorously.
Which of the above is/are correct?
2. The transfer of heat from one point to another of a material is called:
3. Which of the following is not studied under organic chemistry?
4. The number of elements in the sixth period is:
5. The name of the three-carbon compound with a carboxylic acid group is:
6. The Law of Conservation of Mass was proposed in the year:
7. The amount of water vapour present in the air is known as:
8. Ionic compounds conduct electricity in:
9. Which of the following metals can be cut with a knife?
10. A hand-powered device that separates blood components without electricity, based on centrifugation, is called:
11. In a micelle formed in water, the ends of the soap molecules on the surface of the cluster are the:
12. Plaster of Paris is obtained by heating gypsum at:
13. Carbon attains noble gas configuration by:
14. Analysing the percentage of the elements present in a given sample of a known compound helps in checking its:
15. The substance used by doctors as plaster for supporting fractured bones in the right position is:
16. The Law of Octaves was proposed by:
17. Which pair of metals does not react with oxygen even at high temperatures?
18. Lothar Meyer plotted melting point, boiling point and which other property against atomic weight to obtain a periodically repeated pattern?
19. Limiting the supply of air to saturated hydrocarbons results in:
20. The drug AZT (azidothymidine) is used for helping patients suffering from: