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Chemistry: Carbon And Organic Chemicals
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Chemistry: Carbon And Organic Chemicals
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25 Questions

1. Cholesterol is a
2. Liquefied Petroleum Gas (LPG) consists of
3. Enzymes are
4. Coke is obtained from coal by
5. Which of the following statements is true?
6. Diamond is the form of carbon that is
7. Chemically, an enzyme is a
8. The hardest form of carbon is
9. The chief constituent of gobar gas is
10. Which of the following is present in hard water?
11. An element found in all organic compounds is
12. In a chemically pure state, diamonds are
13. Ethyl alcohol forms molasses, which is a by-product of the sugar industry, is made by a process called
14. Marsh gas mainly contains
15. Carbon occurs in nature in the purest form as
16. The shape of a carbon molecule is
17. Carcinogenic chemicals are those that can cause
18. The metal that is usually extracted from sea water is
19. Diamond is hard because
20. Diamond is an allotrope of
21. The percentage, by weight, of water in the human body is
22. In polluted water, the dissolved oxygen in it
23. Marsh gas is
24. Enzymes belong to the category of
25. A dark purple compound used as an antiseptic and disinfectant is