Qualitative Equilibrium (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 is a reversible reaction?
What is a reversible reaction?
A reaction proceeding in both directions
What is a chemical system?
What is a chemical system?
All chemicals actively in the reaction
What defines a closed system?
What defines a closed system?
No substances can enter or leave
Can energy transfer occur in both open and closed systems?
Can energy transfer occur in both open and closed systems?
Yes, energy can transfer in both types
What characterises a physical change?
What characterises a physical change?
Form alters, no new substances made
What is dynamic equilibrium?
What is dynamic equilibrium?
Forward & reverse reactions occur always
Which symbol represents a reversible reaction?
Which symbol represents a reversible reaction?
Which statement about reversible reactions is true?
Which statement about reversible reactions is true?
All physical changes are reversible
What must occur for particles to react according to collision theory?
What must occur for particles to react according to collision theory?
Collide with sufficient energy & correct orientation
What activation energy requirement makes a reaction reversible?
What activation energy requirement makes a reaction reversible?
Both forward & reverse must be low