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O-LevelChemistryMetals & Reactivity5070/11 · May/June 2011 · Q231 Mark

Which pair of properties are both correct for a typical transition element?

Aforms coloured compounds, soluble in water
Bhigh density, has variable oxidation states
Clow density, high melting point
Dlow melting point, can act as a catalyst

✓ Correct answer

B: high density, has variable oxidation states

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About this question

Topic
Metals & Reactivity, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, May/June 2011 Paper 1 Variant 1, question 23.

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