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Atomic Profile
Nitrogen (N)
Discover properties, shell configurations, industrial applications, compounds, and historical occurrences of the Nitrogen element.
7N14.007
Physical Properties
Melting Point-210.0 °C
Boiling Point-195.79 °C
Density1.251 g/L
Electronegativity3.04
Group / PeriodGroup 15, Period 2
Electronic Config[He] 2s² 2p³
Bohr Shells2, 5
Bohr Electron Model
Visualizing the concentric Bohr orbits and energy level shells for Nitrogen.
+7
Shell 1: 2e⁻ | Shell 2: 5e⁻
Origin & Abundance
Discovery Details
Discovered by Daniel Rutherford in the year 1772.
Natural Occurrence
Makes up 78% of the Earth's atmosphere as diatomic gas N₂. Key component of amino acids and proteins.
Common Uses & Applications
- Liquid nitrogen cryocooling
- Inert gas packaging for foods
- Ammonia fertilizer production
- Explosives and rocket fuel (Nitroglycerin)
Common Chemical Compounds
Below are typical molecular compounds formed by Nitrogen interacting with other elements:
NH₃ (Ammonia)HNO₃ (Nitric Acid)N₂O (Nitrous Oxide)NO₂ (Nitrogen Dioxide)
Element Concept Check
What is the percentage of nitrogen gas in Earth's atmosphere?
Video Lectures & Fact Files
Watch educational lectures detailing the chemical extraction and molecular spectrums of Nitrogen.
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