Suppose you were walking along and also noticed a piece of paper on the ground through marmonarchs on it. You pick it up and see the paper in the picture listed below.
You are watching: One or two letter designation for an element

Suppose you were walking along and also noticed a piece of paper on the ground through marmonarchs on it. You pick it up and see the paper in the picture listed below.
You are watching: One or two letter designation for an element