Elements Flashcards
1
Q
How can matter be divided?
A
•Impure
•Pure
~Elements and Compounds
2
Q
What is a name for an impure substance?
A
Mixture
3
Q
What is the main difference between pure and impure substances?
A
A pure substance is chemically bound and cannot be separated whereas an impure substance is a mixture that can be separated by physical methods.
4
Q
What is an element?
A
An element is a simple substance containing only one kind of atom which cannot be broken down into simpler substances during a chemical reaction.
5
Q
What is an atom?
A
An atom is the simplest particle into which matter is broken up.
6
Q
What are elements classified as?
A
Metals and Non-Metals
