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Direct linkTalbot, Christopher – School Science Review, 2022
An introduction to the noble gases and chemical bonding via Lewis theory and the octet rule are common inclusions in secondary school curricula. However, the usual approach may lead to misconceptions and difficulties when valence bond (VB) theory and valence shell electron pair repulsion (VSEPR) theory are taught at a later pre-university stage.…
Descriptors: Science Instruction, Molecular Structure, Chemistry, High School Students
