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Meta formaldehyde is a :...

Meta formaldehyde is a :

A

dimer of formaldehyde

B

trimer of formaldehyde

C

tetramer of formaldehyde

D

hexamer of formaldehyde.

Text Solution

Verified by Experts

The correct Answer is:
B
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MODERN PUBLICATION-ALDEHYDES , KETONES AND CARBOXYLIC ACIDS-Multiple Choice Questions ( Level - I )
  1. Benzaldehyde reacts with phenyl hydrazine to form the product .

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

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  3. Meta formaldehyde is a :

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

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

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  6. In Clemmensen 's reduction of aldehydes and ketones , the reducing age...

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  7. Benzaldehhyde reacts with ammonia to give :

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  8. At room temperature , in the presence of traces of conc . H(2)SO(4) , ...

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  9. Which of the following is most difficult to oxidise ?

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  10. With zinc amalgam and hydrochloric acid , carbonyl compounds are reduc...

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  11. Which of the following represents Wolf Kishner reduction reaction ?

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  12. Which of the following has maximum boiling point ?

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  13. Aldehydes react with ammonia in the presence of traces of acids to giv...

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  14. Aldehydes acts as :

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  15. Aldehydes having no alpha hyfrogen atoms undergo :

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  16. Cannizzaro's reaction involves :

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  17. Benzyl alcohol is obtained from benzaldehyde by :

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  18. Hydrogenation of benzoyl chloride in the presence of Pd on BaSO(4) giv...

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  19. Which of the following compound will not give yelow ppt with iodine an...

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  20. The aldol condensation of acetaldehyde results in the formation of :

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