Measuring temperature change (Edexcel GCSE Chemistry): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What happens to temperature in an endothermic reaction?
What happens to temperature in an endothermic reaction?
Temperature decreases
What happens to temperature in an exothermic reaction?
What happens to temperature in an exothermic reaction?
Temperature increases
Why is a polystyrene cup placed in a beaker with cotton wool?
Why is a polystyrene cup placed in a beaker with cotton wool?
To limit energy transfer
Why is a lid placed on the cup during the experiment?
Why is a lid placed on the cup during the experiment?
To reduce energy loss via evaporation
What type of reaction occurs when ammonium chloride dissolves in water?
What type of reaction occurs when ammonium chloride dissolves in water?
Endothermic
What type of reaction occurs when calcium chloride dissolves in water?
What type of reaction occurs when calcium chloride dissolves in water?
Exothermic
What is true about most neutralisation reactions?
What is true about most neutralisation reactions?
They are exothermic
Which neutralisation reaction is endothermic?
Which neutralisation reaction is endothermic?
Ethanoic acid + sodium carbonate
What type of reaction are displacement reactions?
What type of reaction are displacement reactions?
Exothermic
What happens when zinc powder reacts with copper sulfate?
What happens when zinc powder reacts with copper sulfate?
Heat is released
What type of reaction are precipitation reactions usually?
What type of reaction are precipitation reactions usually?
Exothermic
How do you calculate the temperature change?
How do you calculate the temperature change?
Subtract starting from final temperature