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Collision Theory in Chemistry

Authored by Lisa Thompson

Science

10th Grade

NGSS covered

Used 1+ times

Collision Theory in Chemistry
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is collision theory?

Molecules must collide in the correct orientation with enough energy to bond.

Molecules need enough energy to collide and react.

Atoms constantly collide and react.

The minimum energy needed for atoms to react

Tags

NGSS.HS-PS1-5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the reactant particles collide with less than the activation energy, the particles will be rebound, and no reaction will occur.

True

False

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Why don't all collisions between particles cause a reaction?

The particles also need to collide with a catalyst

Not all the particles collide with enough energy

Not all the particles collide at a high enough temperature

The particles need to collide with each other twice

Tags

NGSS.HS-PS1-5

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

List four factors that affects the rate of a reaction

Pressure

Surface area

Volume

Concentration

Tags

NGSS.HS-PS1-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How does a catalyst work in speeding up a reaction?

By giving them more energy

By increasing the activation energy or reaction

By lowering the activation energy or reaction

By making them more available

Tags

NGSS.HS-PS1-5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The rate of a reaction is how _____________ a reaction occurs.

Quickly

Easily

Unusually

Differently

Tags

NGSS.HS-PS1-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A condition that needs to be met for a chemical reaction to occur.

The substance must be homogeneous.

The temperature should be kept constant.

Particles should maintain a certain distance from each other.

Particles in the substance must collide and have enough energy.

Tags

NGSS.HS-PS1-5

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