The evidence that might be used to conclude that I have isolated a new element is the number of protons in the nucleus.
Chemical elements are different materials that have been found in nature that are characterized by having chemical characteristics different from other elements.
One way to know if I have found and isolated a new element is by showing that it does not have the same number of protons in the nucleus because this is what defines the characteristics of each element and each one has a different number of protons in the nucleus.
Therefore, the first thing I must do when I think I have found a new element is to isolate one of its atoms and check that it does not have the same number of protons in the nucleus as another element.
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