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Ararr(CH(3))(2)C = CHCOCH(3), A is...

`Ararr(CH_(3))_(2)C = CHCOCH_(3), A` is

A

Ketone

B

Acetaldehyde

C

Propionaldehyde

D

Formaldehyde

Text Solution

Verified by Experts

The correct Answer is:
A
Two molecules of acetone condense in presence of dry `HCI` goes to form mesityl oxide.
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A overset(dil. NaOH)(rarr)(CH_(3))_(2)C=CHCOCH_(3) Then A is :

A' overset(dil. NaOH)(rarr)(CH_(3))_(2)C= CHCOCH=C(CH_(3))_(2) The compound 'A' is :

(CH_(3))_(2)C=CHCOCH_(3) can be oxidised to (CH_(3))_(2) C=CHCOOH by

Suggest an oxidising agent to convert (CH_(3))_(2)C=CHCOCH_(3)" to "(CH_(3))_(2)C=CHCOOH.

CH_(2)H_(5)-underset(CH_(2))underset(||)(C )-CH_(2)OH ii CH_(3)-CH=CH-CHO NH_(2)-CH_(2)-CH_(2)-CH_(2)-NH_(2) ltbrlt iv. CH_(3)-CH=CH-COOH v. (CH_(3))_(2)C=CHCOCH_(3) vi. CH_(2)=CH-CN vii. OCH = CHO viii. HOOC - C = COOH ix CH_(2)=overset(CH_(3))underset(|)(C )-COOCH_(3) x. CH_(3)CH_(2)-overset(CH_(3))overset(|)(C )(C l)-CH_(2)-CONHCH_(2)CH_(3) xi. CH_(3)-overset(OCH_(3))overset(|)(C )H - CHO xii. [(CH_(3))_(2)CH]_(3)COH xiii. C_(6)H_(5)-CH=CH-COOH

Give the IUPAC name of the following compounds: (i) (CH_(3))_(2) , (ii) CH_(3)COCH(CH_(3))_(2) , (iii) Cl_(2)CHCOCH_(3) (iv) CH_(3)CH(OH)CH_(2)CHO , (v) C_(6)H_(5)CH_(2)CHO , (vi) CH_(2)=CHCOCH =CH_(2)

ERRORLESS -ALDEHYDES AND KETONES -Ordinary Thinking (Objective Questions) Properties
  1. Which of the following is used to detect aldehydes

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  2. Which of the following does not give brick red ppt. with Fehling solut...

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  3. Ararr(CH(3))(2)C = CHCOCH(3), A is

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  4. The end prduct in the Cannizaro's reaction of benzaldehyde is

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  5. Which one of the following does not form sodium bisulphite addition pr...

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  6. Which is most reactive of the following ?

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  7. Which of the following does not undergo Cannizzaro's reaction ?

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  8. A ketone gives a yellow precipitate, when treated with I(2)in an alkal...

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  9. The order of susceptibility of nucleophilic attack on aldehydes follow...

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  10. OHC-CHOoverset(OH^(-))toHOH(2)C-COOH. The reaction given is

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  11. HCHO and HCOOH are detected by

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  12. Which can undergo haloform reaction ?

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  13. underset(aq.)(3HCHO) overset("cooled")hArr X.X is

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  14. An aromatic compound 'X' with molecular formula C(9)H(10)O gives the f...

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  15. Aldehydes and ketones give addition reaction with

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  16. Only an aldehyde having….can undergo the aldol condensation

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  17. Identify the organic compound which on heating with strong solution of...

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  18. Benzaldehyde and acetone can be best distinguished using ……..

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  19. The correct sequence of steps involved in the mechanism of cannizzaro'...

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  20. An organic compound 'A' burns with a sooty flame. It is negative towar...

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