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WorksheetsPure Substance and Mixtures
Total questions: 7
Worksheet time: 4mins
Name
Class
Date
1.
_________ are the smallest unit of an element that maintains the properties of that element.
a)
element
b)
atom
c)
compound
d)
mixture
2.
__________ is a combination of 2 or more substances that are not chemically combined
a)
element
b)
atom
c)
mixture
d)
compund
3.
__________ is a substance that cannot be separated or broken down into simpler substances by chemical means.
a)
atom
b)
pure substances
c)
mixture
d)
element
4.
__________ is a sample of matter, etheir a single element or a single compound, that has definite chemical and physical properties.
a)
element
b)
pure substances
c)
atom
d)
mixture
5.
_________ is a substance made up of atoms of two or more different elements joined by chyemical bonds.
a)
atom
b)
compound
c)
homogeneous
d)
pure substance
6.
________ is something that has a uniform structure or composition throughout.
a)
element
b)
mixture
c)
atom
d)
homogeneous
7.
________ is something that does not have a uniform structure or composition throughout.
a)
homogeneous
b)
element
c)
pure substance
d)
heterogeneous
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