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Aryl halides are less reactive towards n...

Aryl halides are less reactive towards nucleophilic substitution reaction. Give four reasons.

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i. Reasonance effect
ii. Difference in hybridisation of carbon atom in `c-x` bond.
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SUNSTAR PUBLICATION-ANNUAL EXAM QUESTION PAPER JULY - 2017-PART - D
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  2. Derive an integrated rate for first order reaction.

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  3. Write any two factors responsible for effective collisions.

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  4. What is shape selective catalysis? Give an example of such type of cat...

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  5. What are emulsions? Give an example of oil disperesed in water (o/w) t...

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  6. Mention any one application of adsorption.

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  7. Write steps involved in S(N)1 mechanism to the conversion of tertiary ...

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  8. Aryl halides are less reactive towards nucleophilic substitution react...

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  9. Write the mechanism of acid catalysed dehydration of ethanol to ethene...

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  10. Explain Reimer-Tiemann reaction.

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  11. Complete the reaction

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  12. Explain Cannizzaro reaction with an example.

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  13. Explain Hoffmann bromamide degradation reaction.

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  14. Name the major organic product formed in the following conversion. (i...

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  15. Which is more basic among methyl amine and aniline?

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  16. Give the Haworth structure of lactos.

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  17. What are essential amino acids ? Give an example.

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  18. Name the pentose sugar present in RNA molecule.

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  19. Name the monomer present in following polymer. i) Nylon - 6 ii) Na...

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  20. What are co-polymers? Give example.

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