Redox Reactions

What is the oxidant for the following equation

In general, Hydrogen in a molecule is assigned an oxidation number of

The reaction shown is ...

The oxidation number of Chromium in the following species is

What is the oxidation number of Sulphur in the following compound

What does a redox reaction involve?

What is the reductant for the following equation

For a monotomic ion, the oxidation number of the species is equal to

I can tell a half-equation because ...

For a polyatomic ion, the sum of the oxidation numbers is

Oxidation is ...

For a molecule containing Fluorine, the F atom is assigned an oxidation number of

The reductant undergoes ...

The reaction shown is ...

The oxidation number of carbon in the following species is

The oxidation number assigned to any substance in an elemental form is

If an atoms oxidation numbee decreases it has undergone

The oxidant undergoes ...

Reduction is ...

The oxidation number of carbon in the following species is

In general, Oxygen in a molecule is assigned an oxidation number of

The oxidation number of carbon in the following species is

Combustion is a redox reaction