1c1 < 5.0 to 15.0 --- > 5 to 15 3,5c3,5 < 5.0 to 15.0 < 5.0 to 15.0 < 5.0 to 15.0 --- > 5 to 15 > 5 to 15 > 5 to 15 16c16 < 5.0 to 15.0 eV --- > 5 to 15 eV