Oxygen

"CD376 B-24 Oxygen Tank" by listentoreason is marked with CC BY-NC-SA 2.0.

Symbol

O

Atomic Number

8

Average Atomic Mass

16

Number of Protons

8

Number of Electrons

8

Electron Configuration

[He]2s²2p⁴

Melting Point

-218.8°C

Boiling Point

-183°C

Normal Phase at 25°C

Gas

Classification (Nonmetal, Metal, Metalloid)

Nonmetal

My element is in Group 16 and Periode 2 of the Periodic Table.

Origin of Element Name:

The name Oxygen comes from the Greek 'oxy genes',meaning acid forming.

Discovered by Joseph Priestley in the year 1774.

Interesting Facts About My Element:

1. When oxygen is in liquid and solid form it is pale blue.
2. Oxygen dissolves in water.
3. Too much oxygen is bad because it can cause bubbles i the blood which hurts and can cause death.
4. Millions of years ago when oxygen levels were higher, insects grew bigger.
5. Oxygen is oderless, colorless, and tasteless.