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Write the brief note on chromatography....

Write the brief note on chromatography.

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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-ORGANIC CHEMISTRY SOME BASIC PRINCIPLES AND TECHNIQUES -IMPORTANT QUESTIONS
  1. Describe two methods of preparaton of ethane. Given any three reaction...

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  2. Describe two methods of preparaton of ethane. Given any three reaction...

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  3. Describe two methods of preparation of ethylene . Give equation for th...

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  4. How does ethylene react with the following reagents? Give the chemical...

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  5. How does ethylene react with the following reagents? Give the chemical...

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  6. How does ethylene react with the following reagents? Give the chemical...

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  7. How does ethylene react with the following reagents? Give the chemical...

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  8. How does ethylene react with the following reagents? Give the chemical...

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  9. An alkene 'A' oz ozonolysis gives a mixture of ethanoal and pentan-3-o...

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  10. How do we get benzene from acetylene? Give the corresponding equation....

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  11. What do you understand about geometrical isomerism? Explain the geomet...

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  12. If an alkene contains on carbon at double bond Cl. Br, -CH(2)-CH(2)-OH...

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  13. Write the brief note on chromatography.

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  14. Explain inductive effect with a suitable example.

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  15. Write the possible conformations of ethane and explain which is more s...

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  16. Explain aromatic electroplhilic substitution reactions of benzene.

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  17. Discuss Markovnikov's rule and Kharash effect.

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  18. Why is Wurtz reaction not preferred for the preparation of alkanes con...

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  19. The catalyst used in Kjeldahl's method for the estimation of nitrogen ...

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  20. Discuss carcinogenicity and toxicity in atomatic hydrocarbons. Give tw...

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