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Benzenaldehyde when refluxed with reflux...

Benzenaldehyde when refluxed with refluxex with aqueous alcohlic KCN forms:

A

benzoin

B

benzene

C

phenyl cyanide

D

phenyl isocyanide

Text Solution

Verified by Experts

The correct Answer is:
A
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OP TANDON-ALDEHYDES AND KETONES -OBJECTIVE QUESTIONS (LEVEL -A)
  1. The Cannizzaro's reaction would be given by :

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  2. The reaction involving condensation of acetic anhydride with a n aroma...

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  3. Benzenaldehyde when refluxed with refluxex with aqueous alcohlic KCN f...

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  4. When benzaldehyde is heated with acetic anhybride in the presence of s...

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  5. Benzenaldehyde reacts with conc. NaOH to give :

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  6. Benzaldehyde and acetaldehyde can be differentiated by

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  7. Chlorine reacts with benzaldehyde to give :

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  8. Which of the following gives silver mirror with ammoniacal silver nitr...

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  9. The reaction C(6) H(5) CHO + CH(3) CHO rarr C(6) H(5) CH = CH - CHO...

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  10. When calcium benzoate and calcium formate are heated, they form :

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  11. m-Chlorobenzaldehyde on reaction with conc. KOH at room temperature gi...

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  12. Hydrogenation of benzoyI chloride in the presence of Pd on Ba SO(4) gi...

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  13. Acetophenone when reacted with a base C(2)H(5)ONa yields a stable comp...

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  14. Identify 'O' in the following sequence of reaction :

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  15. C(6)H(6)+CO+CHIoverset("Anhyd".AlCl(3))rarr(X)+CHI The compound (X) ...

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  16. Brominatio of PhCOMe in acetic acid medium produc es mainly :

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  17. Treatment of cyclopentanone with methyl lithium gives which of the ...

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  18. The reagent which can be used to distinguish acetopheone from benzophe...

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  19. Reimer-Tiemann reaction of phenol with cholorform and aqueous alkali t...

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  20. Bensaldehyde on Clemmensen reduction forms :

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