Magnesium

The symbol is Mg

The element is Magnesium

The atomic number is 12

Magnesium has 12 protons and electrons and 12 neutrons

The atomic number is 24.305

Magnesium is a soild

Magnesium is a metal

Joseph Black discovered Magnesium

Magnesium was discovered in 1755.

Magnesium was used for bomb signals, flares, flashbulbs and rocket and missile fuel.

Physical properties of magnesium Melting point 650 degrees C. Boiling point is 1107 °C Density is 1.74 g.cm -3 at 20 °C Chemical properties in magnesium Isotopes is 5 Ionic radius is 0.065 nm and standard potential is- 2.34 V.

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