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In the following questions a statement o...

In the following questions a statement of assertion followed by a statement of reason is given. Choose the correct answer out of the following choices.
Assertion and reason both are correct statements and reason is correct explanation for assertion
Assertion and reason both are correct statements but reason is not correct explanation for assertion.
Assertion is correct statement but reason is wrong statement.
Assertion is wrong statement but reason is correct statement.
Assertion: Graphite is a good conductor of electricity however diamond belongs to the category of insulators.
Reason: Graphite is soft in nature on the other hand diamond is very hard and brittle.

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  1. Match the type of packing given in column I with the items given in co...

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  2. In the following questions a statement of assertion followed by a stat...

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  3. In the following questions a statement of assertion followed by a stat...

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  4. In the following questions a statement of assertion followed by a stat...

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  5. In the following questions a statement of assertion followed by a stat...

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  6. In the following questions a statement of assertion followed by a stat...

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  7. What is the maximum coordination number of an atom in a hcp crystal st...

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  8. Both diamond and rhombic sulphur are covalent solids but the latter ha...

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  9. Why is Frenkel defect not found in pure alkali metal halides ?

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  10. A Group 14 element is to be converted into n-type semiconductor by dop...

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  11. How do the structures of quartz and qurtz glass differ from each other...

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  12. Calculate the packing efficiency for body centred cubic arrangement.

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  13. Analysis of a metal oxide shown shows its empirical formula M(0.96)O(1...

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  14. What are Schottky and Frenkel defects? How does density of a solid get...

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  15. What is the difference between anti-ferromagnetic and ferromagnetic su...

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  16. Ferric oxide crystallizes in a hexagonal close pakced array of oxide ...

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  17. An element has a body-centred cubic (bbc) structure with a cell edge o...

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  18. Some of the very old glass objects appear slightly milky instead of be...

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  19. Why does zinc oxide exhibit enhanced electrical conductivity on heatin...

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  20. CaCl2 will introduce Schottky defect when added to AgCl crystal. Expla...

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