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chemisty keywords

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
element   A substance made up of only atoms with the same number of protons in the nucleus.  
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compound   A substance that can be split into simpler substances, because it contains the atoms of two or more elements joined together.  
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mixture   Two or more substances jumbled together but not joined to each other.The substances in many mixtures can be separated from each other.  
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pure   Two or more substances jumbled together but not joined to each other.The substances in many mixtures can be separated from each other.  
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impure   a subsistence that is not pure  
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Created by: Aaminah
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