DP Chemistry (first assessment 2025)

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Question SPM.1A.HL.TZ0.1

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Date May Specimen-2023 Marks available [Maximum mark: 1] Reference code SPM.1A.HL.TZ0.1
Level HL Paper 1A Time zone TZ0
Command term Question number 1 Adapted from N/A
1.
[Maximum mark: 1]
SPM.1A.HL.TZ0.1

What is thin-layer chromatography best used for separating?


A.  molecules of varying polarity

B.  molecules of similar polarity

C.  metals in an alloy

D.  water of crystallization from hydrated salts

[1]

Markscheme

A