C5.2.2 - Temperature And Reaction Rate Flashcards

1
Q

What conditions must be met for a reaction to start?

A

The reactant particles have to collide with each other

The colliding particles have enough energy to react

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2
Q

What do you call a particle collision which leads to a reaction?

A

A successful collision

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3
Q

Why might a collision not be successful?

A

The particles colliding have less energy than the activation energy

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4
Q

What happens to the particles as the temperature of a reaction mixture increases?

A

The particles move quicker, so more chance of collision

A greater proportion of the particles have the required activation energy

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5
Q

What is the relationship between reaction time and rate of reaction

A

They are inversely proportional

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6
Q

Show the equation describing the relationship between reaction time and rate of reaction.

A

1 / reaction time
Is proportional to
Rate of reaction

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7
Q

What happens to the reaction time as the temperature increases?

A

It decreases

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