Unit 12 · Experimental Techniques and Chemical Analysis

Question Bank

Cambridge IGCSE Chemistry 0620 · 59 questions

Q42Experimental Techniques and Chemical Analysis

Why is the start line in chromatography drawn in pencil?

(a)Pencil adds colour

(b)Pencil is easier to see

(c)Ink is too expensive

(d)Pencil does not dissolve in the solvent

Correct answer: (d) Pencil does not dissolve in the solvent

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