chemical reactions

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  • Created by: maya808
  • Created on: 10-05-14 13:05
how do you know a chemical reaction has occurred?
when substances react and new chemicals have been made
1 of 7
what two things can we use to help make some reactions work?
heat and electricity
2 of 7
how can you tell a chemical reaction has occurred?
if there is a colour change or when a gas is given off?
3 of 7
what is oxidation?
when when oxygen is added onto a substance
4 of 7
what is reduction?
when oxygen is removed from a substance.
5 of 7
what is thermal decomposition?
when a compound is broken down using heat?
6 of 7
what is neutralisation?
when an acid reacts with and alkali?
7 of 7

Other cards in this set

Card 2

Front

what two things can we use to help make some reactions work?

Back

heat and electricity

Card 3

Front

how can you tell a chemical reaction has occurred?

Back

Preview of the front of card 3

Card 4

Front

what is oxidation?

Back

Preview of the front of card 4

Card 5

Front

what is reduction?

Back

Preview of the front of card 5
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