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CHEMISTRY
Glass is a:...

Glass is a:

A

gel

B

polymeric mixture

C

supercooled liquid

D

microcrystaline solid

Text Solution

Verified by Experts

The correct Answer is:
C
Glass is hard, amorphous mixture, a cooled liquid of silicates of `Ca,Na` and other metals.
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A2Z-P BLOCK ELEMENTS ( Group 13 -14)-Section D - Chapter End Test
  1. How can the following reaction be made to proceed in forward direction...

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  2. Which halide is stable and has doubtful existence?

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  3. The correct order of decreasing C-O bond length of (1) CO,(II)CO(3)^(2...

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  4. Which is neutral to litmus?

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  5. (Me)(2) SiCl(2) on hydrolysis will produce.

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  6. Pb and sSn are exerted from their chief ores by:

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  7. PbO(2)on rection with HNO(3) gives gas:

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  8. An aqueous solution of a substance gives a white percipitate on treatm...

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  9. The name of the structure of silicates in which three oxygen atoms of ...

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  10. Which one of the following orders presents the correct sequence of the...

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  11. Among the following the maximum covalent character is shown by the com...

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  12. Boron cannot from which one of the following anions?

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  13. Which acid is formed when SiF(4) reacts with water?

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  14. Glass is a:

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  15. Graphite is soft solid lubricant extreamly to melt. The reason for thi...

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  16. Producer gas is a mixture of

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  17. The thermal stability order for group 14 halides is:

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  18. AlCl(3) forms dimer Al(2)Cl(6) but dissolves in water forming [Al(H(2)...

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  19. Assertion: The borax Na(2)[B(4)O(5)(OH)(4)].8H(2)O is a useful primary...

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  20. Assertion: [Al(NH(3))(6)]^(3+) does not exist in aqueous solution. R...

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