The number of electrons in an atom is equal to the number of protons that an atom has. The number of protons an atom has the atomic number and an element is placed on the periodic table based on its...
Electrons are moving all the time at very fast speeds and are arranged only in energy levels. The first can hold 2, the second 8, the third 16, and so on. Electrons really just float around the...
Well, electrons are arranged in orbitals (s, p, d, and f) and are part of energy levels. The outermost electrons are called valence electrons and are part of the valence(outer0 shell. When an atom...