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The reaction of CH(3)CH(2)MgBr with form...

The reaction of `CH_(3)CH_(2)MgBr` with formaldehyde after acidification gives :

A

an aldehyde

B

a primary alcohol

C

a ketone

D

secondary alcohol.

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The correct Answer is:
B
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MODERN PUBLICATION-ALDEHYDES , KETONES AND CARBOXYLIC ACIDS-Multiple Choice Questions ( Level - I )
  1. Which of the following is most reactive towards nucleophilic addition ...

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  2. The C- atom in carbonyl group involves :

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  3. The reaction of CH(3)CH(2)MgBr with formaldehyde after acidification g...

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  4. Acetaldehyde reacts with ethyl magnesium bromide to give a product whi...

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  5. The molecule that can give Cannizzaro 's reaction is :

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  6. Ketones are less reactive than aldehydes because:

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  7. Acetophenone on reduction with Zn//Hg in the presence of HCl gives :

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  8. When acetaldehyde is heated with Fehling solution, it gives a precipit...

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  9. A compound that gives a positive iodoform test is

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  10. The reagent with which both aldehydes and ketones react easily is

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  11. Which of the following gives positive Tollen 's

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  12. The compound formed by reducing acetone with LiAlH(4) is :

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  13. Acetaldehyde cyanohydrin on hydrolysis gives :

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  14. The reaction 2C(6)H(5)CHOoverset(50% NaOH)rarrC(6)H(5)COONA+C(6)H(5)...

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  15. Aldehydes give silver mirror test with ammoniacal silver nitrate solut...

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  16. Benzaldehyde reacts with phenyl hydrazine to form the product .

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  17. Benzaldehyde on reduction with NaBH(4) gives :

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  18. Meta formaldehyde is a :

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  19. Acetaldehyde reacts with thionyl chloride to give (the main product )...

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  20. Three moles of acetone condense in the presence of dry HCl to form :

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