1. Electrons are arranged around the atom in shells according to energy level. As an electron, moves farther away from the nucleus the energy of the electron ___ 2. Shells are also called ___ Energy levels ______. The first ene
1. Electrons are arranged around the atom in shells according to energy level. As an electron, moves farther away from the nucleus the energy of the electron ___ 2. Shells are also called ___ Energy levels ______. The first ene
1. Electrons are arranged around the atom in shells according to energy level. As an electron, moves farther away from the nucleus the energy of the electron ___ 2. Shells are also called ___ ______.
increases, energy levels
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