Four most common oxyanions of iodine

Explanation:

Oxyanions:

Oxyanions are anions that have one or more oxygen atoms bonded to another elements is called oxyanions.

General formula of oxyanions are :

Where, A represents an element and O represents oxygen atom.

Four most common oxyanions of Iodine are:

the answer is:  

line graphs show patterns in data with variables that change over time; whereas, circle graphs show data as parts out of a whole (such as out of 100%).

c-14 is carbon-14, or radiocarbon.   it is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons.