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What two elements are the most common stars?
The two most common elements in the Universe, and in most stars are - in that order - hydrogen and helium (elements #1 and #2).
Indicate the most common charge of elements sulfur?
-2
Indicate the most common charge of elements?
-2
What are the 2 most common elements in a star?
helium and hydrogen
What what elements most common oxidation state is 2?
Elements in group 2 mostly takes the oxidation number +II.
What 2 elements are most common on Mars?
silicon oxygen iron
The most common oxidation state of elements in group 2A would be?
+2
What are the 2 most common elements?
In the earth crust: silicon, aluminium, oxygen.
What are the 2 most common elements and compounds?
the most common element is hydrogen and its molecule of two hydrogen atoms is the most common molecule
What is the most common charge in a periodic table?
Elements listed in the periodic table of elements are neutral; they do not have a charge. When they undergo chemical reactions they may become charged ions. There is no single most common charge for ions, but the most common are -1, -2, -3, +1, +2 and +3.
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%.
What are the valences of the four most common elements of living matter?
The valence of hydrogen which is a common element of living matter is 1. The other elements are oxygen which has a valence of 2, nitrogen has a valence of 3 and carbon has a valence of 4.
