Results for: atomic-number

What is and atomic number?

The atomic number is the number of a chemical element in the periodic table of Mendeleev; atomic number is equivalent to the number of protons in the atomic nucleus.

What are the mad made elements?

Technetium, atomic number 43 Promethium, atomic number 61 Astatine, atomic number 85 Francium, atomic number 87 Neptunium, atomic number 93 Plutonium, atomic number 94 Transuranium elements Americium symbol Am, atomic number 95 Curium symbol Cm, atomic number 96 Berkelium symbol… Full Answer