Metal & Acid Reactions as Redox Reactions (AQA GCSE Chemistry Combined Science): Flashcards

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Metal & Acid Reactions as Redox Reactions
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Metal + acid reaction type

Redox reaction

Metal in metal-acid reactions

Oxidised (loses electrons)

What happens to H+H^+ ions in metal-acid reaction

Reduced (gain electrons)

General equation: Metal + Acid →

Salt + Hydrogen gas

Role of metal in metal-acid redox reaction

Reducing agent (donates electrons)

Role of acid in metal-acid redox reaction

Oxidising agent (H+H^+ ions accept electrons)

Highly reactive metals that react readily with acids

Sodium, lithium, magnesium

Less reactive metals needing strong acids to react

Copper, mercury, silver

Metal that won't react with acids

Platinum

What determines which salt is produced?

Metal and acid used

What salts are formed from

Metal cation + acid anion

Tool to predict which metals react with acids

Reactivity Series

Explore AQA GCSE Chemistry Combined Science Revision Notes by Topics

Reactivity of Metals

Reactions of Acids

Electrolysis

Explore AQA GCSE Chemistry Combined Science Model Answers by Topics

Reactivity of Metals

Reactions of Acids

Electrolysis

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Reactivity of Metals

Reactions of Acids

Electrolysis

Explore AQA GCSE Chemistry Combined Science Exam Questions by Topics

Reactivity of Metals

Reactions of Acids

Electrolysis

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