Rate of Reaction Chemistry Cards

What is an exothermic reaction?

Give 4 examples of an exothermic reaction.

What is an endothermic reaction?

Give 4 examples of an endothermic reaction.

If the reaction is reversible what would happen if it was exothermic and 400J was given out?

What is rate of reaction?

What are the two things you could measure to work out the rate of reaction?

What are the formulas to work out rate?

How does gas collection work?

How is loss in mass measured?

What is precipitation?

When the solution goes cloudy quicker is it a quick or slow reaction?

Explain the Collision Theory

What is activation energy?

Name 5 ways to change rate of reaction so they reaction can be faster/slower.

Why is a powder better at making the reaction fast compared to lumps of the same mass?

How does increasing the Surface Area make the reaction faster.

What does the concentration of a solution tell you?

Compare low concentration with high concentration.

How does concentration affect the rate of reaction?

How does increasing pressure (on a gas) increase rate of reaction?

Why does temperature affect rate of reaction? (two reasons)

Which would be a slower reaction?
A) An 100cm³ cube
B) The cube crushed into powder