Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Chemistry
Chemistry
Problem
What is the oxidation number of chlorine in
C
l
O
3
−
ClO_3^-
C
l
O
3
−
? a. +5 b. +3 c. +4 d. +2
Browse the problem library