Elements, Mixtures and Compounds

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  • Created by: amypower
  • Created on: 25-06-15 19:22
What are the particles in a compound called?
A molecule formed when atoms joined
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What do the atoms have to be to make a compound?
Must be from different elements.
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What is another word for join?
A chemical bond
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If the atoms are all the same and not joined up what must it be?
An element
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If the atoms are joined and there is still only one type what must it be?
An element
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If different atoms are joined together what must that be?
A compound
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If there are different elements which aren'tn joined up what must it be?
A mixture
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How are compunds formed?
From a chemical reaction
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What does a chemical reaction involve?
Chemicals ( the reactants) combining together or splitting apart to form one or more new substances (the product)
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What will the products always have when having a chemical reaction?
A chemical formula
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Can compounds be split back into there original elements?
Yes
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What happens to the name when 2 different elements combine with example?
Ending will be something 'ide'. E.G sodium and chlorine = sodium chloride
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What happens when 3 or more different elements combine and one is oxygen to the name with example?
The ending will be something 'ate' E.G sodium, carbon and oxygen = sodium carbonate
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What happens to the name when 2 identical elements combine?
The name stays the same
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Are mixtures chemically joined?
No
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How many different substances does a mixture contain?
2 or more
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What is a common way of making a mixture?
Dissolving
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If something is dissolved does the mass change?
No
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Other cards in this set

Card 2

Front

What do the atoms have to be to make a compound?

Back

Must be from different elements.

Card 3

Front

What is another word for join?

Back

Preview of the front of card 3

Card 4

Front

If the atoms are all the same and not joined up what must it be?

Back

Preview of the front of card 4

Card 5

Front

If the atoms are joined and there is still only one type what must it be?

Back

Preview of the front of card 5
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