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WAEC Chemistry · Section 1

Standard Separation Techniques and Periodic Chemistry

Section A (For all candidates)

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Syllabus content and objectives

Official WAEC Chemistry outline · Section A (For all candidates)

Content

Mixture separation, periodic law, periodic trends, group/period gradations, transition elements

Objective

Classify mixtures and apply separation techniques (crystallization, distillation, chromatography); test purity using melting/boiling points; explain periodic trends (atomic radius, ionization energy, electronegativity); analyze period 3 and group 7 (halogens) chemical gradations; understand transition metal properties (variable oxidation states, complex formation, catalysis, color).

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