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Number of alpha-H atoms in propionaldehy...

Number of `alpha-H` atoms in propionaldehyde is/are___________.

A

one

B

two

C

three

D

four

Text Solution

Verified by Experts

The correct Answer is:
B
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TARGET PUBLICATION-ALDEHYDES, KETONES AND CARBOXYLIC ACIDS-EVALUATION TEST
  1. Number of alpha-H atoms in propionaldehyde is/are.

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  2. Tautomerism is NOT exhibit by .

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  3. Fehling solution is a mixture of two solutions. While one solution con...

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  4. Benzaldehyde react with Methyl amine to give

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  5. The best oxidising agent for oxidation of CH(3)-CH=CH-CHO to CH(3)-CH=...

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  6. The acid produced (A ) in the sequence given below is : C(2)H(5)I ov...

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  7. Ozonolysis of C(7)H(14) gave 2-methylpentan-3-one. The alkene is

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  8. A mixture of benzaldehyde and formaldehyde on heating with aqueous NaO...

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  9. CH(3)CHO+HCHOoverset("dil. NaOH")underset("Heat")rarrAoverset("HCN)und...

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  10. The increasing order of the rate of HCN addition of compound a-d is ...

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  11. In a reaction of C(6)H(5)Y the major product (gt60%) is m-isomer, so t...

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  12. Identify Z in the following sequence of reactions - CH(3)COONH(4) ov...

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  13. What is Z in the following sequence of reactions? Phenolunderset("du...

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  14. When CH(2)=CH -CO OH is reduced with LiAlH(4) the compound obtained wi...

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  15. Among the following acids, which has the lowest pK(a) value?

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  16. Which of the following compound is resistant to nucleophilic attack by...

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  17. Saponification of ethyl benzoate with caustic soda as alkali gives

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  18. The smallest ketone and its next homologue are reacted with NH(2)OH to...

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  19. Which of the following combination of aldehydes gives cross cannizzar...

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  20. Which of the following reagents react differently with HCHO, CH(3)CHO ...

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