- Nitrogen
- Calcium
- Neon
- Carbon
Explanation: The element that has the symbol N is Nitrogen. Nitrogen is a non-metal chemical element with the atomic number 7. It is the most abundant element in the Earth's atmosphere, accounting for approximately 78% of the oxygen we breathe. Nitrogen is a necessary nutrient for all living organisms and is essential in the nitrogen cycle.
It is also used in a variety of other applications, such as fertiliser production, food packaging, and as a cooling agent in the food and beverage industries. The letter N comes from the Latin word "nitrogenium," which means "niter-forming." If you see the symbol N, you can be certain that it refers to Nitrogen.
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