What does each line in a displayed formula normally represent?
[1]
A
one electron shared between atoms
B
one proton shared between atoms
C
one ionic bond between ions
D
one shared pair of electrons
Markscheme
2.4 Covalent bonding Questions
53 exam-style questions on Edexcel GCSE Chemistry 2.4 Covalent bonding, covering 2.4.1 Covalent bonding and simple molecules. Each one has a worked solution and a mark scheme showing where the marks go.