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The P - Block Elements (Group 13 And 14)
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The P - Block Elements (Group 13 And 14)
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20 Questions

1. The straight chain polymer is formed by:[2009]
2. The substance used as a smoke screen inwarfare is [1989]
3. The basic structural unit of silicates is:[NEET2013]
4. Which one of the following statements aboutthe zeolites is false? [2004]
5. Which of the following statements aboutH3BO3 is not correct? [1994]
6. In graphite - electrons are [1994]
7. The tendency of BF 3 - BCl3 and BBr3 tobehave as Lewis acid decreases in the sequence:[2010]
8. In borax bead test which compound isformed? [2002]
9. The substance used as a smoke screen inwarfare is [1989]
10. Which of these is not a monomer for a highmolecular mass silicone polymer? [NEET2013]
11. Glass reacts with HFto produce [2000]
12. Water gas is produced by [1992]
13. Which of these is not a monomer for a highmolecular mass silicone polymer? [NEET2013]
14. An example of a double salt is [1988]
15. Which of the following elements is extractedcommercially by the electrolysis of an aqueoussolution of its compound? [1994]
16. Water gas is produced by [1992]
17. Al2O3 can be converted to anhydrous AlCl 3by heating[2006]
18. Which of the following types of forces bindtogether the carbon atoms in diamond? [1990]
19. An example of a double salt is [1988]
20. Aluminium is extracted from alumina(Al2O3) by electrolysis of a molten mixture of:[2012]

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