Classify Matter
Oxygen
What is an elemental pure substance?
These aqueous substances have a pH less than 7.
What is an acid?
Fruit Salad
What is a heterogeneous mixture?
A metal bonds with a non metal.
What is an Ionic Bond?
Chopping Wood
What is a physical change?
H2O
What is a molecular compound pure substance?
These aqueous substances have a pH greater than 7.
What is a base?
A smoothie
What is a homogeneous Mixture?
A non-metal bonds with a non-metal.
What is a covalent bond?
Burning Wood
What is a chemical change?
NaCl
What is an ionic compound pure substance?
These tend to be slippery, bitter tasting substances.
What are bases?
Kool-Aid
What is a solution?
Liquid potassium chloride and liquid silver nitrate are poured into the same container and solid silver chloride is formed.
What is a chemical reaction?
A jar full of silver, copper, and gold coins.
What is a heterogenous mixture?
These turn blue litmus paper red.
What are acids?
Air
What is a solutiuon?
In a covalent bond these are shared.
What are valence electrons?
What is a physical change?
Nitrogen gas (N2)
An acid stronger than pure sulfuric acid.
What is a super-acid?
Carbon is mixed with Iron to create Steel
What is a homogeneous mixture?
(Double points for: "What is an alloy?")
Electrons are shared in a "sea of electrons"
What is a metallic bond?
Copper is mixed with Zinc to create brass.
What is physical change?