Definitions Topic 1 Flashcards
1
Q
Element
A
A substance that consists of only 1 type of atom, cannot be broken down into anything simpler by chemical means
2
Q
Period
A
Horizontal row in the periodic table
3
Q
Group
A
Vertical column in the periodic table
4
Q
Malleable
A
Can be hammered into shape
5
Q
Ductile
A
Can be drawn into wires
6
Q
Compound
A
Substance formed when 2 or more different elements are chemically combined
7
Q
Mixture
A
Two or more substances mixed together which are usually easy to separate
8
Q
Atoms of an element
A
Simplest part of an element that can exist on its own in a stable environment
9
Q
Molecules of an element
A
A particle that has 2 or more atoms chemically joined together
10
Q
Molecules of a compound
A
Compounds have completely different properties from the elements that are used to make them
