Energy Changes in Chemical Reactions (HSC SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What type of reaction releases heat energy to its surroundings?
What type of reaction releases heat energy to its surroundings?
Exothermic reaction
What happens to a test tube during an exothermic reaction?
What happens to a test tube during an exothermic reaction?
It becomes hot
What type of reaction absorbs heat energy from its surroundings?
What type of reaction absorbs heat energy from its surroundings?
Endothermic reaction
What happens to a test tube during an endothermic reaction?
What happens to a test tube during an endothermic reaction?
It becomes cold
Which type of reaction is more common in chemistry?
Which type of reaction is more common in chemistry?
Exothermic reactions
Which of these is an example of an exothermic reaction?
Which of these is an example of an exothermic reaction?
Burning of coal
Which of these is an example of an endothermic reaction?
Which of these is an example of an endothermic reaction?
Photosynthesis
What is the study of energy changes during chemical reactions called?
What is the study of energy changes during chemical reactions called?
Thermochemistry
What type of reaction are combustion reactions?
What type of reaction are combustion reactions?
Always exothermic
Which statement about dissolution reactions is correct?
Which statement about dissolution reactions is correct?
Can be exothermic or endothermic