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(a) Differentiate between copoly-merizat...

(a) Differentiate between copoly-merization and homopolymerization. Given one example of each.
(b) What is the role of Benzoyl peroxide in preparation of Polythene ?

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XII BOARDS PREVIOUS YEAR-XII BOARDS-IMPORTANT QUESTIONS FOR PRACTICE CHEMISTRY (THEORY-XII) UNSOLVED)
  1. (a) Give mechanism of preparation of ethoxy ethane from ethanol. (b...

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  2. (a) Write the structural and functional differences between DNA and RN...

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  3. (a) Differentiate between copoly-merization and homopolymerization. Gi...

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  4. (a) The decomposition of A into products has a value of K as 4.5 xx 10...

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  5. (a) Write the balanced chemical equations for obtaining XeO(3) " and "...

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  6. (a) Two moles of organic compounds 'A' on treatment with a strong base...

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  7. Name the non-stoichiometric point defect responsible for the colour of...

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  8. What is shape - selective catalysis ?

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  9. Among the isomeric alkanes formula C(5)H(12), identify the one that on...

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  10. Give the IUPAC name and structure of the amine obtained when 3-chlorob...

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  11. How many ions are produced from the complex, [Co(NH(3))(6)]CI(2) in so...

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  12. Will the elevation in boiling point be same if 0.1 mol of Sodium chlo...

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  13. The following curve is obtained when molar conductivity (wedge(m)) is ...

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  14. Name the following: (a) A transition metal which does not exhibit va...

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  15. Arrange the following in the order of property indicated for each set ...

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  16. (a) Predict the major product of acid catalysed dehydration of 1-Methy...

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  17. An element has a bcc structure with a celledge of 288 pm. The density ...

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  18. Calculate the boiling point of a 1M aqueous solution (density 1.04 g M...

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  19. A galvanic cell consists of a metallic zinc plate immersed in 0.1 M Zn...

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  20. What chemcial princpicl is involved in choosing a reducing agent for g...

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