Science section 3 terms Flashcards
(7 cards)
1
Q
Ion
A
an atom or group of atoms that has an electric charge
2
Q
Polyatomic ion
A
ions that are made up of more than one atom
3
Q
Ionic bond
A
The attraction between two oppositely charged ions
4
Q
Ionic compound
A
a compound that consists of positive and negative ions
5
Q
Chemical formula
A
a combination of symbols that show the ratio of elements in a compound
6
Q
Subscript
A
a number that tells you the ratio of elements in a compound
7
Q
crystal
A
ions formed a orderly three dimensional arrangement
