Reactions of Acids (AQA GCSE Chemistry Combined Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is the main aim of the salt preparation practical?
What is the main aim of the salt preparation practical?
To create pure, dry salt crystals
Which type of salt does sulfuric acid produce?
Which type of salt does sulfuric acid produce?
Sulfates
Which type of salt does hydrochloric acid produce?
Which type of salt does hydrochloric acid produce?
Chlorides
What volume of dilute sulfuric acid is measured at the start?
What volume of dilute sulfuric acid is measured at the start?
Why must excess copper oxide be added during the reaction?
Why must excess copper oxide be added during the reaction?
To ensure all acid is used up
What indicates that all the acid has been used up?
What indicates that all the acid has been used up?
Some black powder remains unreacted
What is the purpose of filtering the mixture?
What is the purpose of filtering the mixture?
To remove excess copper oxide
What colour does the solution turn as copper sulfate forms?
What colour does the solution turn as copper sulfate forms?
Blue
Why is the acid heated gently during the practical?
Why is the acid heated gently during the practical?
To make reaction happen faster
In the reaction , what are the products?
In the reaction , what are the products?
Copper sulfate and water
Which type of salt does nitric acid produce?
Which type of salt does nitric acid produce?
Nitrates
What indicates the practical was successful?
What indicates the practical was successful?
Pure, dry, blue crystals form