Skip to content

Course home

Sign up

Atoms and reactions

EasyMediumHard
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556
Question 21

Which of the following organic transformations is not an oxidation?

A

CH3CH2OH→CH3COOH\text{CH}_3\text{CH}_2\text{OH} \rightarrow \text{CH}_3\text{COOH}CH3​CH2​OH→CH3​COOH

B

CH3CH2Br→CH3CH2NH2\text{CH}_3\text{CH}_2\text{Br} \rightarrow \text{CH}_3\text{CH}_2\text{NH}_2CH3​CH2​Br→CH3​CH2​NH2​

C

CH3CH(OH)CH3→CH3COCH3\text{CH}_3\text{CH(OH)CH}_3 \rightarrow \text{CH}_3\text{COCH}_3CH3​CH(OH)CH3​→CH3​COCH3​

D

CH3CH2CHO→CH3CH2COOH\text{CH}_3\text{CH}_2\text{CHO} \rightarrow \text{CH}_3\text{CH}_2\text{COOH}CH3​CH2​CHO→CH3​CH2​COOH

Markscheme

Atoms and reactions Questions

  1. A Level
  2. /Chemistry
  3. /Atoms and reactions

199 exam-style questions on OCR A A Level Chemistry Atoms and reactions, covering Atomic structure and isotopes, Compounds, formulae and equations, Amount of substance, Acids, and Redox. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank