1 Type a value in the next cell to establish a pattern. 2  For example, if you want the series 1, 2, 3, 4, 5..., type 1 and 2 in the first two cells. 3  If you want the series 2, 4, 6, 8..., type 2 and 4. 4  Select the cells that contain the starting values. 5  Drag the fill handle across the range that you want to fill. For example, if you want the series 1, 2, 3, 4, 5..., type 1 and 2 in the first two cells. 2  If you want the series 2, 4, 6, 8..., type 2 and 4. 3  Select the cells that contain the starting values. 4  Drag the fill handle across the range that you want to fill.
Cobalt: historical information. Cobalt was discovered by Georg Brandt at 1735 in Sweden. Origin of name: from the German word kobald meaning goblin or evil spirit. Minerals containing cobalt were of value to the early civilisations of Egypt and Mesopotamia for colouring glass deep blue.
Cobalt: Symbol: Co Atomic Number: 27: Atomic Mass: 8.9332 atomic mass units Number of Protons: 27: Number of Neutrons: 32: Number of Electrons: 27: Melting Point: 1495.0Â° C: Boiling Point: 2870.0Â° C: Density: 8.9 grams per cubic centimeter: Normal Phase: Solid: Family: Transition Metal: Period Number: 4: Cost: $21 per 100 grams