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Checkpoint 5
Print this page out and do the following exercises in your practical book.
In general, if a substance can be split up, it is not an element.
If a substance cannot be split up, it is probably an element.
Question 9
Can you tell which of the following substances are
elements and which are compounds?
Name of substance |
What atom is it made of |
Element or compound? |
copper |
|
|
copper oxide |
|
|
water |
|
|
iron |
|
|
chlorine |
|
|
END OF LESSON
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