Igcse chemistry 2017: 1.46: understand how to use dot-and-cross Bohr’s atom Dot cross diagram o3
Edexcel IGCSE Chemistry: 1.40 explain, using dot and cross diagrams
2p1 class science blog: february 2011 Dot and cross diagrams of simple molecules 2p1 class science blog: chen zhaofeng (04)
Igcse chemistry 2017: 1.46: understand how to use dot-and-cross
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Physical Chemistry Video Lessons

Chemical Bonding - Revise.im
Bohr’s Atom
Edexcel IGCSE Chemistry: 1.40 explain, using dot and cross diagrams

Physical Chemistry Video Lessons

Dot and cross diagrams of simple molecules | Exam Questions
Covalent bonding dot and cross diagrams | Teaching Resources

BBC - GCSE Bitesize: Dot and cross models
IGCSE Chemistry 2017: 1.46: Understand How to Use Dot-and-Cross