Home
Class 12
CHEMISTRY
Ethyl alcohol when passed over copper at...

Ethyl alcohol when passed over copper at `300^(@)C` is dehydrogenated to give....

A

Acetic acid

B

Acetaldehyde

C

Propanaldehyde

D

Methanal

Text Solution

Verified by Experts

The correct Answer is:
b

`underset("Ethyl alcohol")(C_(2)H_(5)OH)overset(CU)underset(300^(@)C)tounderset("Acetaldehyde")(CH_(3)CHO+H_(2))`
Promotional Banner

Topper's Solved these Questions

  • ORGANIC CHEMISTRY -I

    SIA PUBLICATION|Exercise MCQ|86 Videos
  • p-BLOCK ELEMENTS

    SIA PUBLICATION|Exercise MCQ.s|169 Videos

Similar Questions

Explore conceptually related problems

How does ethanol react with copper at 300^@C ? Name the reaction

When vapour of an alcohol are passed over hot reduced copper, it gives an alkene. The alcohol is

Propyen when passed through a hot iron tube at 400^(@)C produces

How does ethyl alcohol react with Cu metal at 300^(@)C . Name that reaction.

Ethyl alcohol acts as nucleophile when it reacts with

Primary alkyl halide C_(4)H_(9)Br (a) reacted with alcoholic KOH to give compound (b). Compound (b) is reacted with HBr to give (c) which is an isomer of (a). When (a) is reacted with sodium metal it gives compound (d), C_(8)H_(18) which is different from the compound formed when n-butyl bromide is reacted with sodium. Give the structural formula of (a) and write the equations for all the reactions.

When vapours of ethyl alcohol are passed over Al_2O_3 , at 533 K, it forms

H_(2)S when passed through dil HNO_(3) gives -

SIA PUBLICATION-ORGANIC CHEMISTRY-II-MCQ
  1. Old bottles of ether are dangerous because they frequently contain hig...

    Text Solution

    |

  2. The IUPAC name of is

    Text Solution

    |

  3. Ethyl alcohol when passed over copper at 300^(@)C is dehydrogenated to...

    Text Solution

    |

  4. Acetone on addition to methyl magnesium bromide forms a complex, which...

    Text Solution

    |

  5. Identify A and B in the following reaction

    Text Solution

    |

  6. CH(3)COOHoverset(LiA1H(1))toA A+CH(3)COOHoverset(H(J)O^(+))toB+H(2)O...

    Text Solution

    |

  7. An organic compound 'X' on treatment with pyridinium chloro chromate i...

    Text Solution

    |

  8. Which is the major product formed when acetone is heated with iodine a...

    Text Solution

    |

  9. Which of the following reacts with benzene in presense of anhydrous al...

    Text Solution

    |

  10. When acetaldehyde is heated with Fehlin solution, a red precipitate is...

    Text Solution

    |

  11. Match the following columns.

    Text Solution

    |

  12. Which of the following compounds is the reactant in Rosenmund's reduct...

    Text Solution

    |

  13. 3 - hydroxybutanal is formed when (X) reacts with (Y) in dilute (Z) so...

    Text Solution

    |

  14. Identify 'acetaldoxime'.

    Text Solution

    |

  15. Which one of the following functional groups undergoes hydrolysis with...

    Text Solution

    |

  16. Which of the following reagents can form a hydrazone with alkanone?

    Text Solution

    |

  17. An organic compound X gives ared precipitate on heating with Fehling's...

    Text Solution

    |

  18. Acid hydrolysis of X 0^(@)yields two different organic compounds. Whic...

    Text Solution

    |

  19. Acetaldehyde forms a white crystalline precipitate on mixing with a......

    Text Solution

    |

  20. In the following reaction, X and Y are respectively. CH(3)COOH+NH(3)...

    Text Solution

    |