Number of protons in the nucleus (=atomic number)
Electronic Structure
atomic mass.
by atomic number
Atomic number, or the number of protons in the element's nucleus.
Symbols of elements areEnglish or latinwords or roots.
It is named The PERIODIC TABLE. The periods being the horizontal rows The groups being the vertical columns.
Dmitri Mendeleev is credited with creating the first periodic table of elements in 1869. He organized the elements based on their properties and atomic weights, allowing for the prediction of undiscovered elements.
It is called the Periodic Table of Elements.
There are 53 Elements in the Periodic Table.
You need to clarify this question. Do you mean, "How is the number of protons determined in the periodic table of the elements?"
Elements of the Periodic Table
Mendeleev's periodic table was confirmed to be useful because it accurately predicted the properties of elements that had not been discovered at the time. When new elements were discovered and found to fit into the gaps Mendeleev had left, it provided strong evidence for the effectiveness of his periodic table in organizing elements based on their properties. This confirmed the periodicity of elements and highlighted the power of the periodic table as a tool for understanding and predicting the behavior of elements.