Aqa Gcse Chemistry Equations (Higher Tier) Exam Questions (16 Terms) With Verified Definitions Updated 2024

Rate of Reaction {Ans: amount of reactant used OR product formed / time}Alkanes {Ans: }Amount (mol) {Ans: }Neutralisation of Acid (metal oxides) {Ans: acid + metal oxide -> salt + water}Rf {Ans: }Rusting {Ans: iron + water + oxygen -> hydrated iron(111) oxide}Concentration of a solution {Ans: amount of substance (mol) / volume (dm3)}Number of Neutrons {Ans: mass number - atomic number}Neutralisation of Acid ( metal carbonates) {Ans: acid + metal oxide -> salt + water + carbon dioxide}Atom Economy {Ans: }Volume {Ans: amount (mol) x 24dm3}Fermentation {Ans: sugar -> ethanol + carbon dioxide}Alkenes {Ans: }Neutralisation of Acid (bases) {Ans: acid + alkali -> salt + water}Percentage Yield {Ans: }The Haber Process {Ans: nitrogen + hydrogen <-> ammonia}