DP Chemistry (last assessment 2024)

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Question 18M.2.sl.TZ2.b.i

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Date May 2018 Marks available [Maximum mark: 2] Reference code 18M.2.sl.TZ2.b.i
Level sl Paper 2 Time zone TZ2
Command term Formulate Question number b.i Adapted from N/A
b.i.
[Maximum mark: 2]
18M.2.sl.TZ2.b.i

The structure of an organic molecule can help predict the type of reaction it can undergo.

Formulate the ionic equation for the oxidation of propan-1-ol to the corresponding aldehyde by acidified dichromate(VI) ions. Use section 24 of the data booklet.

[2]

Markscheme

3CH3CH2CH2OH(l) + Cr2O72–(aq) + 8H+(aq) → 3CH3CH2CHO(aq) + 2Cr3+(aq) + 7H2O(l)

correct reactants and products

balanced equation

[2 marks]

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