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(See also: List of elements by atomic number) In chemistry and physics, the atomic number of a chemical element (also known as its proton number) is the number of protons found in the nucleus of an at ...
Wikipedia Article
En física y química, el número atómico de un elemento químico es el número total de protones que tiene cada átomo de ese elemento. Se suele representar con la letra Z. Los átomos de diferentes element ...
Wikipedia Article
In chemistry and physics, the atomic number of a chemical element (also known as its proton number) is the number of protons found in the nucleus of an atom of that element, and therefore identical to ...
Dbpediathing
In chemistry and physics, the atomic number of a chemical element (also known as its proton number) is the number of protons found in the nucleus of an atom of that element, and therefore identical to ...
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