ZIMSEC A-Level Chemistry
6.2.4.1Trends in physical properties
Trends in physical properties in ZIMSEC A-Level Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic25 practice questions1 lesson
Learning objectives
What the syllabus expects you to be able to do.
- 6.2.4.1.1Describe the trends in volatility and colour of chlorine, bromine and iodine and interpret volatility in terms of van der Waals' forces.
- 6.2.4.1.2Explain the relative reactivity of the elements as oxidising agents with reference to E⦵ values.
- 6.2.4.1.3Explain the reactions of the elements with hydrogen and the relative thermal stabilities of the hydrides in terms of bond energies.
Lessons
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The halogens: physical properties, bond strength and oxidising power
45 min
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