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F cannot be tested by "Lassaigne’s test"...

F cannot be tested by "Lassaigne’s test" because

A

F is highly reactive

B

AgF is soluble in `H_(2)O`

C

`F^(-)` shows high lattice energy

D

F is more electronegative

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AAKASH INSTITUTE ENGLISH-ORGANIC CHEMISTRY : SOME BASIC PRINCIPLES AND TECHNIQUES -Assignment(SECTION-A)
  1. Steam distillation is applied for the separation of those compounds wh...

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  2. The process of differential extraction is based upon

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  3. Glycerol decomposes at its boiling point, the purification of glycerol...

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  4. The Na metal is used in "Lassaigne’s test" is due to

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  5. Which of the following compound will give blood red colour while doing...

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  6. The violet-red colour in the Lassaigne’s test of sulphur is due to ...

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  7. The function of boiling the sodium extract with concentrated nitric ac...

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  8. A mixture of acetone and methanol can be separated by

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  9. In dumas method for the estimation of nitrogen in an organic compound,...

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  10. 0.2g of an organic compound on complete combustion produces 0.18g of w...

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  11. The substance which can be used as adsorbent in column chromatography ...

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  12. In the estimation of Duma's method 1.18 of an organic compound gave 22...

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  13. 0.5 g of an organic compound cantaining N on Kjeldahl analysis require...

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  14. 0.4 g of Organic Compound gave 0.188g of AgBr. The percentage of Br in...

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  15. F cannot be tested by "Lassaigne’s test" because

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  16. 0.64 g of organic compound give 1.2535 g of Mg(2)P(2)O(7) . percentage...

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  17. Which of the following will not give the Lassaigne test for nitrogen?

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  18. Which of the following will not give the Lassaigne test for nitrogen?

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  19. An organic compound ‘A’ is oxidized with followed by boiling with ...

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  20. Which is not correct match?

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