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Match it!
Match it! Select the correct answer from the pull down...Good luck!
A molecule of water contains two atoms of _________ and one atom of _______
Silicon
hydrogen, oxygen
periodic table
compound
element
Fe
Calcium
compound
A ______________ is a PURE SUBSTANCE that contains only one kind of atom.
Silicon
hydrogen, oxygen
periodic table
compound
element
Fe
Calcium
compound
Ca is the chemical symbol for which element?
Silicon
hydrogen, oxygen
periodic table
compound
element
Fe
Calcium
compound
The element that is represented by he chemical symbol Si
Silicon
hydrogen, oxygen
periodic table
compound
element
Fe
Calcium
compound
The chemical symbol for iron is
Silicon
hydrogen, oxygen
periodic table
compound
element
Fe
Calcium
compound
The chemical formula for water is H2O, is H20 an element or compound
Silicon
hydrogen, oxygen
periodic table
compound
element
Fe
Calcium
compound
A __________ is a substance that is made when two or more elements combine.
Silicon
hydrogen, oxygen
periodic table
compound
element
Fe
Calcium
compound
Elements are arranged on the __________ _________ based on their properties.
Silicon
hydrogen, oxygen
periodic table
compound
element
Fe
Calcium
compound
Check it!