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Describe the chemistry of Lassaigne's te...

Describe the chemistry of Lassaigne's tets.

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DINESH PUBLICATION-ORGANIC CHEMISTRY - SOME BASIC PRINCIPLES & TECHNIOUES-N.C.E.R.T.
  1. Describe the method which can be used to separate two compounds with d...

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  2. What is the difference between distillation, distillation under reduce...

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  3. Describe the chemistry of Lassaigne's tets.

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  4. Differentiate between the principle of estimation of nitrogen in an or...

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  5. Describe the principle of estimation of halogens, sulphur and phosphor...

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  6. Explain the principle of paper chromatography.

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  7. Why is acid added to sodium extract before adding silver nitrate for t...

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  8. Why is an organic compound fused with sodium for testing nitrogen, hal...

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  9. Name a suitable technique of the components from a mixture of calcium ...

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  10. An organic liquid vaporises at a temperature below its boiling point i...

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  11. Carbon tetrachloride does not give a white precipitate upon heating wi...

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  12. A solution of potassium hydroxide is used to absorb carbon evolved dur...

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  13. It is not advisable to use sulphuric acid in place of acetic acid for ...

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  14. An organic compound contains 69% carbon and 4.8 % hydrogen, the remain...

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  15. 0.50 g of an organic compound was kjeldahlished. The ammonia evolved w...

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  16. 0.3780 g of an organic compound gave 0.5740 g of silver chloride in Ca...

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  17. In an estimation of sulphur by Carius method, 0.468 of an organic sulp...

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  18. In the organic compound CH(2)=CH-CH(2)-CH(2)-C equiv CH, the CH-CH(2) ...

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  19. In the Lassaigne's test for nitrogen in an organic compound, the Press...

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  20. Which of the following carbocation is most stable?

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