Learn how to find the oxidation numbers for each element in a compound or formula.

Enter just an element symbol to show the common and uncommon oxidation states of the element. Use uppercase for the first character in the element and lowercase for the second character.

Read our article on finding oxidation states for a compound or use our oxidation numbers calculator to do it for you. You can also ask for help determining oxidation numbers in our chat or forums.

Read our article on finding oxidation states for a compound or use our oxidation numbers calculator to do it for you. You can also ask for help determining oxidation numbers in our chat or forums.

Balance and calculate the reducing and oxidizing agents in a redox (oxidation-reduction) reaction.

Enter just an element symbol to show the common and uncommon oxidation states of the element. Use uppercase for the first character in the element and lowercase for the second character.

Read our article on finding oxidation states for a compound or use our oxidation numbers calculator to do it for you. You can also ask for help determining oxidation numbers in our chat or forums.

Read our article on finding oxidation states for a compound or use our oxidation numbers calculator to do it for you. You can also ask for help determining oxidation numbers in our chat or forums.

Read our article on finding oxidation states for a compound or use our oxidation numbers calculator to do it for you. You can also ask for help determining oxidation numbers in our chat or forums.

Read our article on finding oxidation states for a compound or use our oxidation numbers calculator to do it for you. You can also ask for help determining oxidation numbers in our chat or forums.