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MDCAT
Chemistry
2017

Chemistry · Alcohols, Phenols and Ether

Work through this past-paper style MCQ, then read the full explanation. Practice more chemistry questions on mMCQ with adaptive practice and topic analytics.

Question

Which class of the compounds is represented by the type formula ROR’? 

Options
  • A

    Esters 

  • B

    Ethers 

  • C

    Aldehydes 

  • D

    Ketones 

Explanation

A. "Esters" have the general formula R-COO-R'. 

B. "Ethers" have the general formula R-O-R' where R is the Alkyl group that is variant.

C. "Aldehydes" have the general formula R-COH.

D. "Ketones" have the general formula R-CO-R.

Option A is incorrect as esters are represented by the general formula R-COO-R.

Option B is correct as Ethers are represented by the general formula R-COO-R.

Option C is incorrect as Aldehydes are represented by the general formula R-CHO.

Option D is incorrect as Ketones are represented by the general formula R-CO-R.

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Tagged under Chemistry · Alcohols, Phenols and Ether · 2017