(a) Magnesium, Mg because magnesium undergoes oxidation in the presence of oxygen.
(b) Magnesium oxide, MgO
(c) Oxygen (of air), O2
(d) Magnesium hydroxide, Mg(OH)2; Used as an antacid to relieve indigestion
(e) 2Mg + O2→ 2MgO
(a) Magnesium, Mg because magnesium undergoes oxidation in the presence of oxygen.
(b) Magnesium oxide, MgO
(c) Oxygen (of air), O2
(d) Magnesium hydroxide, Mg(OH)2; Used as an antacid to relieve indigestion
(e) 2Mg + O2→ 2MgO