A(n)_______________ is a pure substance that is made of only one kind of atom.
Element
Compound
Homogeneous mixture
The symbol for an element is always one or two letters. When the symbol contains two letters, the first letter is always _________, and the second letter is always ________.
uppercase, lowercase
lowercase, lowercase
uppercase, uppercase
A(n) _________________ is a pure substance containing two or more elements that are chemically combined.
compound
mixture
solution
A compound is represented by a chemical ____________. The elements in a compound always combine in _____________ (or same) proportions.
formula, definite
symbol, homogeneous
equation, similar
A(n) _____________ is made of two or more substances that are physically combined.
mixture
compound
element
A mixture that is uniformly mixed is called ______________.
homogeneous
heterogeneous
compound
A mixture that is uniformly mixed is called ______________. A special name for this is a ___________.
homogeneous, solution
heterogeneous, solution
compound, mixture
A mixture that is not uniformly mixed is called ________________.
heterogeneous
homogeneous
compound
A special type of mixture that is a solid solution of two or more metals is called a(n) ___________.
alloy
compound
oxide

Element
Homogeneous mixture
Compound

Compound
Homogeneous mixture
Element

Heterogeneous mixture
Element
Homogeneous mixture

Heterogeneous mixture
Compound
Homogeneous mixture

Homogeneous mixture
Compound
Heterogeneous mixture

Element
Compound
Homogeneous mixture

Element
Compound
Heterogeneous mixture

Alloy
Element
Compound
(Source)