Elements and compounds
Mixtures
Pure Substances and review
Part 2 of is it an element, compound or mixture
Element, Compound, or is it a Mixture?
100
Element _______ that cannot be separated into simpler substance by _______ or _______ means.
pure substance , physical, chemical
100
A combination of ____ ___ _____ pure ________ that are not ___________ combined.
two or more , substances, chemically
100
Pure substance A sample of matter the definite ________ and ________ properties. Examples: oxygen and compounds
chemical, Physical
100
Rocks
Mixture different elements
100
salt
compound
200
Compound Pure substances compose of _______ different elements joined by ___________.
Two or more, chemical bonds
200
substances held together by________, not chemical bonds.
physical
200
Review An _______ contains just one type of _____.
element, atoms
200
Copper
element found on the periodic table
200
neon gas, salad
element and, mixture
300
Compound made of _______ in a _________ that is always the same. Has a _________ formula.
elements, specific ratio, chemical
300
No ______ change takes place.
Chemical
300
A ________ contains two or more different _____ joined together.
compound, atoms
300
Jelly beans
Mixture
300
pure water, aluminum
compound and element
400
Can only be separated by __________ ________, not physically.
chemical means
400
Each item retain its _______ in the ______.
properties, mixture
400
A _________ contains two or more different________ that are only _______ joined together, not compounds.
mixture, substances, physically
400
Table sugar
compound
400
lemonade and silver
mixture and element
500
Examples: ___, ____,___
h20, NaCl, co2
500
they can be _________ physically
Separated
500
A ________ can contain both ________ and ________
mixture, elements , compounds
500
Diamond and tea
element Mixture
500
sand
mixture
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