Question 1
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Periodic Table
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
12. Experimental techniqu...
12.4. Separation and purification

Identify substances and assess their purity using melting point and boiling point information

12. Experimental techniqu...
12.3. Chromatography

Describe the use of locating agents when separating mixtures containing colourless substances. Knowledge of specific locating agents is not required