Respuesta :

Na (Sodium), Mg (Magnesium), Al (Aluminum), Si (Silicon), S (Sulfur), Cl (Chlorine), and Ar (Argon)

Answer:

B: Magnesium

Explanation:

A. Carbon

B. Magnesium

C. Nitrogen

D. Oxygen

(From nullpositiv)
Na (Sodium), Mg (Magnesium), Al (Aluminum), Si (Silicon), S (Sulfur), Cl (Chlorine), and Ar (Argon)