The atomic number is equal to the number of protons in the nucleus.
the number of protons in the nucleus.
The number of protons in a nucleus depends on the specific atom. In the Periodic Table of elements, the number of protons a given element has is equal to its atomic number.
The number of protons in a nucleus depends on the specific atom. In the Periodic Table of elements, the number of protons a given element has is equal to its atomic number.
The number of protons in a nucleus depends on the specific atom. In the periodic table of elements, the number of protons a given element has is equal to its atomic number.
Number of protons in the nucleus (=atomic number)
Mass number - the number of protons and neutrons present in the nucleus.
The atomic number (number of protons in the nucleus)
Periodic Table
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The atomic number is the number of protons in the nucleus of an element. It defines the element. No two different elements can have the same number of protons. It is used to lay out the periodic table because the table shows the elements in increasing numbers of protons.
Atomic number, or the number of protons in the element's nucleus.
atomic number