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Hydrogen 73.46%
Helium 24.85%
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∙ 14y ago
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What are the two most abundant elements in a main sequenced star?
The two most abundant elements in a main sequenced star are Hydrogen(H) and Helium(He).
What are two elements which are abundant in nebulae?
Ionized hydrogen and helium are the most abundant chemical elements in nebulae.
Identify the two most abundant elements in the earths crust?
The two most abundant elements in the Earth's crust are: Oxygen (46.1%/461,000ppm), and Silicon (28.2%/282,000ppm).
Which are two abundant element in the stars?
Hydrogen and helium are the most abundant elements in stars.
What are two most abundant elements in common minerals?
Oxygen and silicon are the two most abundant elements found in the most common minerals. The most common minerals found on Earth are silicates.
What are The most abundant elements in Earth's curst?
The two most abundant element's in the earth's crust are oxygen and silicon. Refer to the related link to see a list of the most abundant elements in the earth's crust.
What is the two most abundant elements in the nebulae?
hydrogen and helium
What are likely the two most abundant elements in the universe?
Hydrogen and Helium. :)
What are two most abundant elements in sea water?
Hydrogen and oxygen
What are the two most abundant elements in the human body?
The two most abundant elements are carbon and hydrogen. The 6 most common, in order of abundance are C, H, N, O, P and S.
What are the two most abundant elements in the troposphere?
78% of Nitrogen and 21% of Oxygen
What are two of the most abundant non-metallic elements on earth?
Oxygen & Nitrogen.
