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Chemistry Grade 9 > Reaction Types And Factors That Effect Them > Flashcards

Flashcards in Reaction Types And Factors That Effect Them Deck (7)
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1

What is combustion?

When some thing burns in the presence of oxygen.

2

What is corrosion?

Break down of a material in the presence of oxygen.

3

What is a single replacement reaction?

When two atoms switch places in a reaction scheme.

4

What is reaction rate?

How fast a reaction occurs.

5

How does temperature affect reaction rate?

When it’s hotter the particles move faster, which makes it mix faster and have a faster reaction

6

How does concentration affect reaction rate?

More particles in one place which means more collisions which means faster reaction.

7

How does adding a catalyst affect reaction rate?

It lowers the energy required to start a reaction