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ScotlandChemistryQuick questions
Area 1: Chemical Changes and Structure
Quick questions on Periodicity: the periodic table, groups and periods - SQA Higher 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?Show answer
State and explain the trend in covalent radius across a period. [2 marks]
What is q2?Show answer
Why does the first ionisation energy decrease down Group 1? [2 marks]
What is q3?Show answer
The first ionisation energy of lithium is . Calculate the energy to ionise of gaseous lithium atoms. [2 marks]
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