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When propyne is treated with aqueous H2S...

When propyne is treated with aqueous `H_2SO_4` in the presence of `HgSO_4`, the major product is:

A

Acetaldehyde

B

Propanal

C

2-Propanol

D

Propanone

Text Solution

Verified by Experts

The correct Answer is:
D

`CH_(3)-C-=CH+H_(2)OrarrCH_(3)-underset(OH)underset(|)C=CH_(2)hArrCH_(3)-underset(O)underset(||)C-CH_(3)`
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ALLEN-ALKENE, ALKANE & ALKYNE -EXCERSISE-3
  1. When propyne is treated with aqueous H2SO4 in the presence of HgSO4, t...

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  2. True or False

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  3. Heating of beta-hydroxy acid gives lactones.

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  4. Hunsdiecker reaction involve free radical in intermediate steps.

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  5. Benzoic acid is stronger than methanoic acid but weaker than ethanoic ...

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  6. Acid halides are more reactive than acid amides towards the hydrolysis...

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  7. What happens when sodium benzoate is heated with soda lime?

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  8. pK(a) and K(a) of an acid are connected by the relation.......

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  9. Fill in the blank by choosing the appropriate word/words from those gi...

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  10. Hell-Volhard-Zelinsky reaction involves the replacement of an ...........

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  11. Carboxylic acids may be prepared by the reaction of Grigrand reagents ...

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  12. Statement-I: Unlike the gtC=O group of aldehydes and ketones, the C=O ...

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  13. Statement-I: CH(3)COCH(2)COOC(2)H(5) will give iodoform test. Becau...

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  14. Statement-1: Acetic acid does not undergo haloform test. and State...

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  15. Statement-I: Benzoic acid on nitration will give m- nitro benzoic ac...

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  16. Statement-I: Acyl halide are more reactive than acid substance amide t...

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  17. Amides undergo hydrolysis to yield carboxylic acid plus amine on heati...

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  18. Amides undergo hydrolysis to yield carboxylic acid plus amine on heati...

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  19. Acid halides are more reactive than acid amides towards the hydrolysis...

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  20. When is treated with two equivalent of methyl magnesium iodide a...

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  21. Ester gives nucleophilic addition reaction followed by elimination rea...

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