DP Chemistry (last assessment 2024)

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Question 17N.3.sl.TZ0.a

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Date November 2017 Marks available [Maximum mark: 1] Reference code 17N.3.sl.TZ0.a
Level sl Paper 3 Time zone TZ0
Command term State Question number a Adapted from N/A
a.
[Maximum mark: 1]
17N.3.sl.TZ0.a

Vegetable oils can be used as a source of energy.

State the structural feature of chlorophyll that enables it to absorb visible light.

[1]

Markscheme

«extensive» conjugation

OR

alternating single and double bonds

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