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How many sigma- and pi-bonds are there i...

How many `sigma`- and `pi`-bonds are there in acetaldehyde ?

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USHA PUBLICATION-ALDEHYDES,KETONES,MONOCARBOXYLIC ACIDS -EXERCISE
  1. Write down the products of the following reactions : Toluene is treate...

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  2. Benzaldehyde can't be oxidised by -

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  3. How many sigma- and pi-bonds are there in acetaldehyde ?

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  4. Ethyl alcohol is oxidised to when treated with Collin’s reagent.

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  5. What is Fehling’s solution ?

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  6. is used to preserve biological specimens.

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  7. Calcium formate on dry distillation yields .

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  8. The precipitate formed when an aldehyle react with Fehling solution is...

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  9. A compound with MF-C3H6O gives+ve iodoform test. Name the compound.

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  10. Write two uses of acetone.

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  11. Which type of compounds show aldol condensation reaction ?

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  12. Name the Grignard’s reagent used for preparation of acetone.

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  13. An alkene on ozonolysis gives only acetone. What is the name of alkene...

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  14. What happens when acetaldehyde is treated with semicarbazide in presen...

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  15. Name the reagent used to distinguish between formaldebyde and acetalde...

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  16. Which class of compounds show Cannizzaro’s reaction ?

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  17. Write the IUPAC name of chloral.

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  18. Give two uses of formaldehyde.

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  19. How can you prepare alcohol from acetaldehyde without using reducing a...

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  20. Which type of compounds show iodoform reaction ?

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