Oxidation #s

Question 1

What is an oxidation #?

Answer 1

Used to describe the distribution of e s between bonded atoms

Question 2

First rule of ox#s?

Answer 2

Fi

Question 3

Second rule of ox#s?

Answer 3

Any element in its standard state: ox # of zero. Diatomic particles: H O N Cl Br I and S(8) and P(4)

Question 4

Third rule of ox#s?

Answer 4

If ion already then thats its Ox#

Question 5

Fourth rule of ox#s?

Answer 5

F is always -1 (in compound)

Question 6

Fifth rule of ox#s?

Answer 6

In neutral compound, overall charge is zero- zero sum rule

Question 7

Sixth rule of ox#s?

Answer 7

H

1. By itself: 0 (H(2))
2. In compound of three or more or with another nonmetal: +1
3. With a metal: -1

Question 8

Seventh rule of ox#s?

Answer 8

1. By itself: 0
2. Normally -2
   Exceptions:
   Just O and F: -1
   Peroxides: -1

Question 9

Eighth rule of ox#s?

Answer 9

If all else fails, use periodic table rules

Question 10

Ninth rule of ox#s?

Answer 10

Substance is an ion, use zero sum rule with that # instead of 0