Oxidation State Rules Flashcards
1
Q
What is the oxidation state for an element in standard state?
A
Zero
2
Q
What must the sum of os be for atoms in a neutral state?
A
Zero
3
Q
What must the sum be for os in an ion?
A
It must equal the ions charge
4
Q
What OS do group 1 metals have?
A
Plus 1
5
Q
What OS does group 2 metals have?
A
Plus 2
6
Q
What is the OS of Flourine?
A
Negative one
7
Q
What is the OS of hydrogen when bonded to something more electronegative than carbon?
A
Plus 1
8
Q
What is OS of hydrogen when bonded to carbon?
A
Zero
9
Q
What is the OS of oxygen?
A
Minus 2
10
Q
What is the OS of halogens?
A
Minus 1
11
Q
What is the OS for atoms in the oxygen family?
A
Minus 2
12
Q
What is the OS for oxygen in peroxide?
A
Minus 1
13
Q
What is oxidation state?
A
Indicates atoms ownership of valence electrons
14
Q
How are OS of transition metals designated?
A
By Roman numerals
