Chemistry 0620 · IGCSE · Chromatography

Chromatography — practice question

Chlorophyll is a green pigment present in plants. It is required for photosynthesis.
(a(i))[2]

Complete the word equation for photosynthesis by filling the blanks: carbon dioxide + water → [BLANK] + [BLANK].

(a(ii))[1]

State one other condition that is essential for photosynthesis.

(b(i))[1]

Name the separation method shown here.

(b(ii))[1]

Suggest why the baseline is drawn in pencil rather than ink.

(b(iii))[1]

State the meaning of the term solution.

(c)[1]

On Fig. 4.2, draw a circle around the alcohol functional group.

Worked solution & mark scheme

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