Question

what is the chemical symbol for magnesium?
○ mo
○ mn
○ mg
○ md

Explanation:

Magnesium is an element with an atomic number of 12. Its chemical symbol is derived from the first two letters of its English name, standardized in the periodic table. The other options correspond to different elements: Mo is molybdenum, Mn is manganese, and Md is mendelevium.

Answer:

C. Mg