Ions Flashcards
(16 cards)
1
Q
What is an ion
A
an atom or group of atoms that has an electrical charge either positive or negative
2
Q
Why do atoms gain or lose electrons?
A
To obtain a full outer electron shell
3
Q
What does it become if an atom loses electrons?
A
A positive ion
4
Q
What does it become if an atom gains electrons?
A
A negative ion
5
Q
Hydroxide
A
OH-
6
Q
Sulfate
A
SO4 2-
7
Q
Nitrate
A
NO3-
8
Q
Carbonate
A
CO3 2-
9
Q
Ammonium
A
NH4+
10
Q
Silver
A
Ag+
11
Q
Copper
A
Cu2+
12
Q
Iron 2
A
Fe2+
13
Q
Iron 3
A
Fe3+
14
Q
Lead
A
Pb2+
15
Q
Zinc
A
Zn2+
16
Q
How to draw a ion diagram
A
[o]charge
Eg. [o]2+
o= electrons on it
