Informative Speech About Magnesium

65 Words1 Pages
Tayjza Burks
Mr. Irwin
Physical Science 2
2/21/17

The element I will tell you about toady is Magnesium. Magnesium’s element symbol is Mg and was discovered by Joseph Black. It was discovered in England in 1755. Its atomic number is 12 because of the number of protons and electrons it has. You can find Magnesium in period 3 if you look on the periodic table.