2.2 kinetics Flashcards

0
Q

Maxwell Boltzmann

A

Shows the spread of energies of molecules of a gas or liquid at a particular temperature

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1
Q

Activation energy

A

Minimum energy needed by particles that are colliding for them to react

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2
Q

Emp

A

Most probable energy, shifts right for higher temperatures and left for lower

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3
Q

Line at 0

A

Because zero molecules have zero energy, other end never teaches line because no maximum energy for particles

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4
Q

Molecules have a wider range….

A

At higher temperatures

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5
Q

Rate of reaction

A

The change in concentration of a substance in a (unit of time)

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6
Q

Concentration and pressure

A

More particles per unit volume so particles will collide more often and there will be a higher frequency of effective collisions

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7
Q

Temperature

A

More particles will have the activation energy or greater so there will be more successful collisions

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8
Q

Surface area

A

Collisions will occur more frequently

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9
Q

Catalysts

A

Provide an alternative pathway with a lower activation energy this means more particles will have energy greater than the activation energy so there will be a higher frequency of effective collisions

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