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Write notes on : (a) n-type and p-type s...

Write notes on : (a) `n-type` and `p-type` semi conductors.

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MODERN PUBLICATION-TEST PAPER 8-EXERCISE
  1. How can you distinguish between phenol and benzoic acid?

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  2. How can convert benzene to benzoic acid ?

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  3. Transition metals form alloys with other transition metals. Explain.

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  4. What happens when acetone is treated with iodine in NaOH solution?

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  5. What happens when ethyl amine reacts with nitrous acid.

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  6. Discuss about clemmensen reduction.

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  7. What is T.N.T. ? How is it produced ?

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  8. What is meant by the term broad spectrum antibiotics? Explain.

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  9. Write notes on : (a) n-type and p-type semi conductors.

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  10. Differentiate between multimolecular and macromolecular colloids.

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  11. Define electrode potential and Nernst equation.

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  12. The expression for Raoult’s Law containing non volatile solute is –

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  13. How would you justify that the relative lowering in vapour pressure is...

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  14. The vapour pressure of water at 25°C is 23.755 torr and the vapour pre...

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  15. What is isomerism ?

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  16. What is isomerism ? Discuss structural isomerism in coordination compo...

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  17. Give two methods of preparation of aniline

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  18. How does aniline react with: (i) CH3I (ii) CH3COCl (iii) NaNO2/HCL (iv...

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  19. Give two methods of preparation of acetaldehyde.

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  20. How does acetone react with (i) PCl(5) (ii) C(2)H(5)OH (iii) LiAlH(4)

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