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Chemical Kinetics > Topic 4: Reaction Rate And Collision Theory > Flashcards

Topic 4: Reaction Rate And Collision Theory Flashcards

1
Q

The weaker the bonds to be broken, the _____ the reaction.

A

Faster

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2
Q

Which bonds are stronger: Covalent or ionic?

A

Covalent

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3
Q

Aqueous: high or low reaction rate?

A

High (fewer bonds to break)

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4
Q

Gaseous: high or low reaction rate?

A

High (constant motion, collisions likely to occur)

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5
Q

Solids: high or low reaction rate?

A

Low (little energy, high IMFs)

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6
Q

Higher temperatures = ______ energy = ______ motion = _______ collisions = _______ reaction rate

A

More energy
More motion
More (successful) collisions
Higher reaction rate

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7
Q

What changes: the activation energy level, or the number or particles able to reach that level?

A

Number of particles

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8
Q

High concentration = more particles = _______ collisions, = _______ particles with the required activation energy

A

More collisions
More particles

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9
Q

Do catalysts take part in a reaction?

A

No!

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10
Q

Pressure changes only affect _______.

A

GASES

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Chemical Kinetics (7 decks)

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