Key term for OCR GCSE Chemistry A, used in Types of chemical reactions.
The combining power of an element, determined by the number of electrons it must lose or gain to achieve a full outer shell.
Valency appears in OCR GCSE Chemistry A revision content for Chemical reactions, especially Types of chemical reactions and Reactions with Acids.
Chemical reactions
Types of chemical reactions • Reactions with Acids
Chemical reactions
Introducing chemical reactions • Deducing Compound Formulae
Chemical reactions
Introducing chemical reactions • Periodic Table Formulae
Chemical reactions
Introducing chemical reactions • Writing Balanced Equations
Chemical reactions
Introducing chemical reactions • Chemical Formulae
Elements, compounds and mixtures
Bonding • Data Translation
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