Question

why the symbol of magnesium is My, and of iron is Fe.​

Answer 1

Answer:

Hey mate you ask the question wrongly

it should be magnesium is mg

Answer 2

Answer:

Hey there is an error in your question,I think you want to ask that why the symbol of Magnesium is Mg and Iron is Fe.

So,it is because Iron's symbol is derived from its latin name Ferrum, as some elements have their symbols derived from their latin names.