alleryKossel and Lewis based their explanation of valence on the inertness of:
ACoinage metals
BNoble gases
CAlkali metals
DThe halogens
Answer & Solution
Correct answer: B. Noble gases
1. One group of elements forms hardly any compounds.
2. Its stability suggested what other atoms strive for.
3. That group is the noble gases.
_Source: syllabus Chemistry Part I, Chapter 4, Chemical Bonding and Molecular Structure._
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