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With respect to graphite and diamond, wh...

With respect to graphite and diamond, which of the statements is (are ) correct ?

A

Graphite is harder than diamond

B

Graphite has higher electrical conductivity than diamond

C

Graphite has higer thermal conductivity than diamond

D

Graphite has higer C- C bond order than diamond

Text Solution

Verified by Experts

The correct Answer is:
B, D
(A) Diamond is harder than graphite
(B) Graphite is better conductor of heat than graphite
(C) Diamond is better conductor of heat than graphite
(D) bond order of graphite (1.5) gt Bond order of diamond (=1).
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DINESH PUBLICATION-THE CARBON FAMILY-RQ
  1. Tungsten carbide is an example of

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  2. SiO(2) is reacted with sodium carbonate. What is the gas liberated ?

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  3. Which of the following oxides is amphoteric in nature?

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  4. In silicon dioxide:

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  5. Formula for tear gas is

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  6. Which of the following is potassium ferricynide ?

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  7. Sodium nitroprusside when added to an alkaline solution of sulphide io...

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  8. White lead is

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  9. Which of the following is combustion reactions ?

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  10. vii. The stability of dihalides of Si, Ge , Sn and Pb increases stead...

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  11. How many O-atoms are shared for SiO(4) tetrahedral in silicate anion o...

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  12. Name the type of the structure of silicate in which one oxygen atom of...

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  13. Which of the following on thermal decomposition yields a basic as well...

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  14. Using the data provided, calculate the multiple bond energy (kJ mol^(-...

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  15. With respect to graphite and diamond, which of the statements is (are ...

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  16. The basic structural unit of silicates is

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  17. Which of the following structure is similar to graphite e?

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  18. The number of carbon atoms per unit cell of diamond unit cell is

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  19. Which of these is not a monomer for a high-molecular mass silicone pol...

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  20. Which of the following does not give oxygen on heating ?

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