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Paper 3Theory (Core)3 marks
Dot-and-cross diagrams
Description
Dot-and-Cross Diagrams
Dot-and-cross diagrams can be used to represent the covalent bonds in molecules like H₂, CH₄, and H₂O. In these diagrams, dots represent electrons from one atom and crosses represent electrons from another atom.
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Describe how a dot-and-cross diagram for H₂O would look.
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