The element Nitrogen (N) makes up about 78% of the Earth's atmosphere. Nitrogen is a gas at room temperature and has the atomic number 7. Nitrogen is in Period 2 of the Periodic Table and is the first element in Group 15(5).
Nitrogen makes up 78% of Earth's atmosphere.
Nitrogen makes up approximately 78% of Earth's atmosphere.
Nitrogen is nearly 78 percent of the earth's atmosphere.
Nitrogen makes up about 78 percent of Earth's atmosphere.
Nitrogen constitutes nearly 78 percent of the Earth's atmosphere.
Nitrogen does
Nitrogen makes up 78% of Earth's atmosphere.
Nitrogen makes up approximately 78% of Earth's atmosphere.
nitrogen
Nitrogen is nearly 78 percent of the earth's atmosphere.
Nitrogen makes up about 78 percent of Earth's atmosphere.
Nitrogen constitutes nearly 78 percent of the Earth's atmosphere.
Nitrogen makes up 78% of the Earth's atmosphere.
Oxygen, not quite Nitrogen makes up 78% of the earth's atmosphere.
Nitrogen
Nitrogen
nitrogen is the most common element in the earths atmosphere