C3 Formulas Flashcards
1
Q
Hydroxide formula
A
OH-
2
Q
Term for a positively charged ion
A
Cat ion
3
Q
Term for a negatively charged ion
A
An ion
4
Q
Ammonium formula
A
NH4+
5
Q
Nitrate formula
A
NO3-
6
Q
Sulfate formula
A
S04 2-
7
Q
Carbonate formula
A
CO3 2-
8
Q
What is the rule for transition metal charges?
A
The Roman numeral in the brackets represents the positive charge. Eg Fe(III) has a +3 charge
9
Q
Define poly atomic ion
A
An ion that has two or more different element eg hydroxide
10
Q
Sulfur formula
A
S8
11
Q
Phosphorus formula
A
P4
12
Q
What is the chemical formula for metals?
A
Their symbol on the periodic table
13
Q
What is the chemical formula for Group 0 elements?
A
Their symbol on the periodic table
14
Q
Chemical formula for oxygen
A
O2
15
Q
Chemical formula for hydrogen
A
H2
