What Is Chemical Equilibrium? (Grade 12 NSC Matric Physical Sciences): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What defines chemical equilibrium in a reversible reaction?
What defines chemical equilibrium in a reversible reaction?
Rate of forwards = rate of reverse reaction
Which system type allows only energy transfer, not matter?
Which system type allows only energy transfer, not matter?
Closed system
Why is a closed system needed to establish chemical equilibrium?
Why is a closed system needed to establish chemical equilibrium?
Prevents reactants/products from escaping
What does the symbol represent in a chemical equation?
What does the symbol represent in a chemical equation?
A reversible reaction
In , which is the forwards reaction?
In , which is the forwards reaction?
What characterizes dynamic equilibrium?
What characterizes dynamic equilibrium?
Reactions continue but concentrations constant
What happens to reaction rates as equilibrium is approached?
What happens to reaction rates as equilibrium is approached?
Forwards rate decreases, reverse increases
What remains constant at chemical equilibrium?
What remains constant at chemical equilibrium?
Concentrations of all substances
In carbonated drinks, what equilibrium occurs when sealed?
In carbonated drinks, what equilibrium occurs when sealed?
dissolves and releases at equal rates
Initially in a reversible reaction, which statement is true?
Initially in a reversible reaction, which statement is true?
Forwards reaction rate is high