Rate of Chemical Reactions

By increasing temperature, speed of chemical reaction increases.

• True

• False

Tags

NGSS.HS-PS1-5

Iron fillings reacts with hydrochloric acid faster than iron block.

• True

• False

Tags

NGSS.HS-PS1-5

There is an inverse relationship between concentration of reactants and speed of chemical reaction.

• True

• False

Tags

NGSS.HS-PS1-5

In the chemical reaction, There is a direct reaction between concentration of reactant and concentration of product.

• True

• False

Tags

NGSS.HS-PS1-5

As concentration increases, reaction rate .......

• Increases

• decreases

Tags

NGSS.HS-PS1-5

The speed in which new particles form is called?

• Rate of reaction

• Rate of acceleration

• Rate of deceleration

• Rate of proliferation

Tags

NGSS.HS-PS1-5

In general, if the temperature of a chemical reaction is increased, the reaction rate

• increases

• decreases

• remains the same

• cannot be predicted

Tags

NGSS.HS-PS1-5

How quickly a reaction will take place is called what?

• Reaction Rate

• Temperature

• Catalyst

• Pressure

Tags

NGSS.HS-PS1-5

Which of the following shows the slowest rate of reaction?

• Cold water

• Hot water

• Crushed Tablet

• Full Tablet

Tags

NGSS.HS-PS1-5

This is a substance that increases the rate of a chemical reaction without being consumed by the reaction.

• A thermometer

• A match

• A catalyst

• A substrate

Tags

NGSS.HS-PS1-5