Chemistry 0620 · IGCSE · Separation and purification

Separation and purification — practice question

(a)[1]

What is the name of the process used to make ammonia from nitrogen?

(b)[1]

What is the name of the process used to separate nitrogen from liquid air?

(c)[1]

What is the name of the process used to make bromine from molten lead(II) bromide?

(d)[1]

What is the name of the process used to separate an undissolved solid from an aqueous solution?

(e)[1]

What is the name of the process used to produce amino acids from proteins?

(f)[1]

What is the name of the process used to separate a mixture of amino acids?

Worked solution & mark scheme

This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: Haber-Bosch process

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