The number is called the element's atomic number. The atomic number is the number of protons in the nucleus of the atom of that element.
Atomic number indicates the amount of protons present in the nucleus of an atom.
It tells you the number of protons in the nuclei of its atoms.
It tells you the atomic number, the number of protons, the density, its relations to other elements, and its characteristics.
The elements are lined up in order of increasing atomic number (number of protons).
The important thing is the number of positrons in the nucleus - this is the atomic number.
The atomic number is the number of protons in the nucleus.The Atomic Number of an element helps us to locate that particuarler element on the Periodic Table of Elements.
All elements in the same A group will have the same number of valence electrons.
The important thing is the number of positrons in the nucleus - this is the atomic number.
Atomic number indicates the amount of protons present in the nucleus of an atom.
Scientists differentiate elements based on the number of protons. The number of neutrons or electrons doesn't affect the type of element it is.
The group number tells you the number of valence electrons present.
The group number tells you the number of valence electrons present.