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How will you convert ethanal into the fo...

How will you convert ethanal into the following compounds?
But-2-enoic acid.

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`underset("Ethanal")(CH_(3)CHO)underset("above")overset("Dil. NaOH")tounderset("But-2-enal")(CH_(3)CH=CHCHO)underset("Tollen.s reagent")overset([Ag(NH_(3))_(2)]^(+)OH^(-))tounderset("But-2-enoic acid")(CH_(3)CH=CHCO_(2)H)`
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ICSE-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-EXERCISE (PART-II DESCRIPTIVE QUESTIONS) ( LONG ANSWER QUESTIONS)
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  3. How will you convert ethanal into the following compounds? But-2-en...

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  4. Write structure formulae and names of four possible aldol condensation...

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  5. Anorganic compound with molecular formula C9H10O forms 2,4-DNP deriva...

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  6. How does formaldehyde react with : Hydrogen

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  7. How does formaldehyde react with : CH(3)MgBr

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  8. How does formaldehyde react with : HCN.

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  9. How does formaldehyde react with : Fehling's solution

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  10. How does formaldehyde react with : Caustic soda.

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  11. Give important uses of formaldehyde.

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  12. How would you prepare acetaldehyde from ethyl alcohol?

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  13. How does acetaldehyde react with: Hydrogen

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  14. How does acetaldehyde react with: Chlorine

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  15. How does acetaldehyde react with: NaHSO(3)

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  16. How does acetaldehyde react with: 2,4-dinitrophenylhydrazine.

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  17. How does acetaldehyde react with: PCl(5)

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  18. How does acetaldehyde react with: NH(2)OH

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  19. Give three important uses of acetaldehyde.

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  20. Describe two methods for the preparation of acetone.

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