MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Dehydration of Alcohols

The compound ...

Question

The compound formed when conc. $H_{2} S O_{4}$ dehydrates ethanol is .

A

Ethane

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Ethene

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

Ethyne

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Ethanaldehyde

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B Ethene
Heating ethanol with concentrated sulphuric acid results in the dehydration of ethanol to give ethene.

$H - H | C | H - H | C | H - O H c o n c . H_{2} S O_{4} - ------ \to 170^{\circ} C H_{2} C = C H_{2} + H_{2} O$

Suggest Corrections

thumbs-up

0

Similar questions

Q. What is the nature of the carbon-carbon bond(s) in the compound formed when concentrated

H_{2} S O_{4}

dehydrates ethanol?

Q. Which of the following compound is formed when ethanol reacts with acetic acid in the presence of conc.

H_{2} S O_{4}

?

Q. Rate of dehydration when given compounds are treated with conc.

H_{2} S O_{4}

Ethanol, when heated with excess conc. H₂SO₄ at 443K undergoes ________.

Q. Select the correct answer from the choices a, b, c and d which are given.
Write only the letter corresponding to the correct answer.
(i) An organic compound undergoes addition reactions and gives a red colour precipitate with ammoniacal cuprous chloride. Therefore, the organic compound could be:
(a) Ethane
(b) Ethene
(c) Ethyne
(d) Ethanol

(ii) The organic compound mixed with ethanol to make it spurious is:
(a) Methanol
(b) Methanoic acid
(c) Methanal
(d) Ethanoic acid

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Dehydration of Alcohols

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Dehydration of Alcohols

Standard X Chemistry

Join BYJU'S Learning Program

CrossIcon