Name:  Molybdenum

Atomic Symbol and Mass Number: Mo [42]

Electron Configuration: [Kr] 4d   5s

Atomic Radii: 190 pm

Electron Affinity: 71.9 kJ mol-1

Oxidation states: +2 to +6

Electronegativity value: 2.16

Elemental Group: Transition Metal

Uses and properties:

• Silvery-white, high-melting metal

• Non-reactive to oxygen or water at room temperature

• Resists corrosion at normal temperatures

• One of the five major refractory metals

• Strong and resists expansion or softening at high temperatures

• Oxide soluble in alkaline water

• Hardening steel and component of many alloys

• Nuclear power plants and aircraft engines

• Glass furnace electrode

• Catalyst in the removal of organic sulfur compound in coal and gas liquification

• Component of nitrogenase in the conversion of nitrogen gas into nitrates

 

Lewis diagram: