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The two dominant elements in Earth's atmosphere are nitrogen and oxygen. Nitrogen makes up about 78% of the atmosphere, while oxygen accounts for about 21%.

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1y ago

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What are the symbols of the 2 most abundant elements found in earths atmosphere?

Oxygen is O and nitrogen is N.


What 2 elements are the most common in earths atmosphere?

The two most common elements in Earth's atmosphere are nitrogen, making up about 78%, and oxygen, making up about 21%.


How many elements are in the atmosphere?

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What are the 2 most important elements in the atmosphere?

The most important elements in the Earth's atmosphere are N (nitrogen) and O (oxygen).


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Nitrogen and Oxygen make up nearly 99% of the dry atmosphere.


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