Home » A metal ‘M’ is in the first group of the Periodic Table. What will be the formula of its oxide? Periodic Table MCQs A metal ‘M’ is in the first group of the Periodic Table. What will be the formula of its oxide? April 14, 2022 22 Views Q. A metal ‘M’ is in the first group of the Periodic Table. What will be the formula of its oxide?A. MOB. M2OC. M2O3D. MO2Answer: M2O