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Chemical Reaction
Metals and Alloys
Salts 1
Salts/ Chemical Reaction
100
A solid that forms in soultion during a chemical reaction.
What is precipitate?
100
A pure metal mixed with other metals to improve hardness and strength.
What is an alloy?
100
Something that changes colors to identify a substance as an acid or base.
What is an indicator?
100
A reaction that forms water and a salt.
What is neutralization reaction?
200
A property of metal meaning that it can be drawn out in length and shaped into strands of wire.
What is ductile?
200
The gradual eating away of a metal because it reacts chemically to form a compound that weakens it.
What is corrosion?
200
Compound made of a metal and a nonmetal?
What is a salt?
200
Is formed when a strong acid reacts with a strong base.
What is neutralization reaction?
300
A change where the starting substances change into new substance.
What is a chemical reaction.
300
To make it stronger had harder.
Why do we mix pure metals with other metals?
300
A substance that tastes bitter and turns red litmus blue.
What is a base?
300
Substance's ability to participate in a chemical reaction
What is reactivity?
400
A new substance that is formed in a chemical reaction.
What is a product?
400
To much money!
Why do we not use gold or silver wires?
400
A substance that taste sour and turns blue litmus red.
What is an acid?
400
Create new substance therefore we do not find them in the ground.
Why do we not find pure sample of highly reactive elements in the ground?
500
The substance that starts a chemical reaction.
What is a reactant?
500
To not get hurt.
Why do we coat metal wires?
500
A scale that indicates the amount of charged hydrogen particles in a solution.
What is a pH scale.
500
water plus salt
What equals an acid plus a base?