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Why HCHO reacts faster than CH(3)CHO?...

Why HCHO reacts faster than `CH_(3)CHO`?

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CH_3-CHO is

a. What is the relative abstraction of H and D ? b. Why free-radical chlorination of CH_(4) is nearly 11 times faster than CD_(4) ?

Give reasons : (i) CH_(3)-CHO is more reactive than CH_(3)COCH_(3) towards HCN. (ii) 4-nitrobenzoic acid is more acidic than benzoic acid.

Why is CH_(2)=CH-COOH a stronger acid than CH_(3)CH_(2)COOH ?

Which of the following reagents react differently with HCHO, CH_(3)CHO and CH_(3)COCH_(3) ?

Which one of the following two compounds will give Haloform reaction and why ? CH_(3)CHO,HCHO

Explain why (CH_(3))_(3)overset(+)C is more stable than CH_(3)overset(+)CH_(2) and CH_(3) is the least stable cation

Discuss the mechnism of the reaction CH_(3)CHO+CH_(3)MGBr rarr CH_(3)-overset(CH_(3))overset(|)(CH)-OMgBr .

How many of these compounds can undergo cannizzaro reaction here CH_(3)CHO, CH_(3)COCH_(3), HCHO, Ph-CHO, Ph-CO-CHO, , PhCOCH_(3)

ICSE-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-EXERCISE (PART-II DESCRIPTIVE QUESTIONS) ( LONG ANSWER QUESTIONS)
  1. Give a brief account of the following reaction: Cross-Aldol condens...

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  2. How will you convert formaldehyde to acetaldehyde ?

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  3. Why HCHO reacts faster than CH(3)CHO?

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  4. (a) How many you account for the following : (i) Aldehydes are more...

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  5. How would you account for the following: The boiling points of aldeh...

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  6. Give chemical tests to distinguish between: acetaldehyde and benzald...

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  7. Give chemical tests to distinguish between: Propanone and propanal

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  8. How will you convert acetaldehyde into the following compounds ? But...

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  9. How will you convert acetaldehyde into the following compounds ? Bu...

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  10. How will you convert acetaldehyde into the following compounds ? But...

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  11. How will you convert acetaldehyde into the following compounds ? But...

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  12. How will you convert acetaldehyde into the following compounds ? But...

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  13. How will you convert acetaldehyde into the following compounds ? But...

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  14. Give simple chemical tests to distinguish between the following pairs ...

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  15. Give chemical tests to distinguish between the following pairs of comp...

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  16. Give simple chemical tests to distinguish between the following pairs ...

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  17. How will you bring about the following conversions in not more than tw...

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  18. How will you bring about the following conversions in not more than tw...

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  19. How will you bring about the following conversions in not more than tw...

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  20. How will you bring about the following conversions in not more than tw...

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