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What is Formalin solution?...

What is Formalin solution?

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40% aqueous solution of formaldehyde .
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SUNSTAR PUBLICATION-II PUC CHEMISTRY SUPPLEMENTARY EXAM QUESTION PAPER JUNE -2019-PART-D
  1. Explain Friedel -Crafts alkylation for chlorobenzene. Give equation.

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  2. What is racemic mixture ?

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

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  4. Write general equation for preparation of ether by Williamson synthesi...

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  5. Among alcohols and phenols which one is more acidic?

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  6. Comlete the following chemical reaction RCH2OH underset(2.H(3)O^(+))o...

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  7. Complete the following equations: CH3COONa underset(Delta)overset(N...

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  8. Explain Aldol condensation reaction for acetaldehyde. Write equation.

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  9. What is Formalin solution?

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  10. How does Primary amine undergo carbyl amine reaction? Give chemical eq...

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  11. How aniline is prepared by Hoffmann bromamide degradation reaction? Gi...

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  12. Write the general formula of diazonium salt

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  13. Write Haworth structure for maltose.

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  14. Name naturally occuring optically inactive prop - amino ac...

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  15. How many peptide bonds are present in a tripeptide?

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  16. Deficiency of which Vitamin causes Night blindness?

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  17. What is meant by polymerization? Name the monomer used in the preparat...

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  18. Write partial structure of the following polymer. Polypropene.

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  19. Write partial structure of the following polymer. Teflon

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  20. Write the partial structure of Neoprene

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