All That Glitters Flashcards
1
Q
What is a
Element
Compound
A
Element: A simple substance
Compound: A substance made up of 2 or more elements
2
Q
What are
Reactants
Product
A
The two compounds that are mixed to make the product
The product is the result of the reactants mixing
3
Q
What are
Chemical changes
Physical changes
A
Chemical changes are when 2 or more chemicals react to make different chemicals
Physical changes are when something changes form between a gas, liquid, solid
4
Q
What happens when a substance heats
A
It chemically decomposes because the heat is breaking the bonds
5
Q
What is
Brass made of
Bronze made of
A
Brass: copper and zinc
Bronze: copper and tin
6
Q
What are alloys made of
A
Alloys are made of 2 or more metals
7
Q
A pure substance(to do with freezing point)
A
Has a sharply defined freezing point
