Key term for OCR GCSE Chemistry B, used in Chemical equations.
The combining power of an element, representing the number of electrons an atom must lose, gain, or share to achieve a stable outer shell.
Valency appears in OCR GCSE Chemistry B revision content for Chemical patterns, especially Chemical equations and Writing balanced equations.
Create a free account to access OCR GCSE Chemistry B revision notes, track progress, and practise related key terms.