https://www.savemyexams.com/igcse/chemistry/edexcel/19/revision-notes/2-inorganic-chemistry/2-7-acids-bases-and-salt-preparations/2-7-4-bases/
Bases and alkalis - IGCSE Chemistry Revision Notes
Aug 20, 2024 - Learn about bases and alkalis for IGCSE Chemistry. Discover what bases are, how bases and alkalis are different, and how alkalis produce OH- ions in water.
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https://studylib.net/doc/27675179/ions-and-ionic-bonds--2-
Ions & Ionic Bonds: CIE IGCSE Chemistry Revision
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