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EnglandChemistryQuick questions

3.2 Inorganic chemistry

Quick questions on Periodicity: blocks, atomic radius, ionisation energy and melting point trends - AQA A-Level Chemistry

3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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State which block manganese ([Ar]3d54s2[Ar]3d^5 4s^2) is in and why. [1 mark]
What is q2?
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Explain why atomic radius decreases across Period 3. [2 marks]
What is q3?
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Explain why silicon has the highest melting point in Period 3. [2 marks]

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