Metal & Acid Reactions as Redox Reactions (OCR GCSE Chemistry A, Combined (Gateway Science Suite)): Quizzes
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14 questions from this quiz
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Practise the questions
14 questions from this quiz
What type of reaction occurs when metals react with acids?
What type of reaction occurs when metals react with acids?
A redox reaction
What happens to the metal during a metal-acid reaction?
What happens to the metal during a metal-acid reaction?
It is oxidised (loses electrons)
What happens to hydrogen ions in the acid during the reaction?
What happens to hydrogen ions in the acid during the reaction?
They are reduced (gain electrons)
What are the two products of a metal-acid reaction?
What are the two products of a metal-acid reaction?
A salt and hydrogen gas
When zinc reacts with hydrochloric acid, what compound is formed along with ?
When zinc reacts with hydrochloric acid, what compound is formed along with ?
(zinc chloride)
How many electrons does zinc lose when it reacts with hydrochloric acid?
How many electrons does zinc lose when it reacts with hydrochloric acid?
Two electrons
What role does the metal play in a metal-acid redox reaction?
What role does the metal play in a metal-acid redox reaction?
Reducing agent (donates electrons)
What role does the acid play in a metal-acid redox reaction?
What role does the acid play in a metal-acid redox reaction?
Oxidising agent (accepts electrons)
What salt is produced when sodium reacts with hydrochloric acid?
What salt is produced when sodium reacts with hydrochloric acid?
Sodium chloride ()
What salt is produced when sodium reacts with sulphuric acid?
What salt is produced when sodium reacts with sulphuric acid?
Sodium sulphate ()
What structure do salts have?
What structure do salts have?
Metal cation + acid anion
Which metals react readily with weak or dilute acids?
Which metals react readily with weak or dilute acids?
Sodium, lithium, magnesium
Which metal won't react with acids under any conditions?
Which metal won't react with acids under any conditions?
Platinum
What helps predict which metals will react with acids?
What helps predict which metals will react with acids?
The Reactivity Series