What happens to electrons when atoms form covalent bonds?
Atoms gain additional outer electrons.
Atoms lose their outer electrons.
Atoms transfer outer electrons.
Atoms share outer electrons.
Flashcards for CIE IGCSE Chemistry Simple molecules and covalent bonds, covering the key terms, formulae and methods you need to recall for Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended), plus Paper 5 or Paper 6. 24 cards, matched to the CIE IGCSE Chemistry (0620) specification.