IB Chemistry S1.3 Definitions
This page contains our IB Chemistry definitions for S1.3. By learning each one of these definitions, you will fully cover the content for IB Chemistry 'Further electron configurations'.
electrostatic attraction
The attraction of opposite charges between the positive nucleus and negative electrons
first ionization energy
The energy required to remove one electron from amole of atoms in a gaseous atoms, expressed in kJ/mol
nuclear charge
The amount of positive charage in the nucleus, proportional to the number of protons
shielding effect
The effect of inner electrons taking nuclear charge away from the valence electrons
successive ionization energies
The energy required to remove consecutive electrons from a mole of atoms in a gaseous state, expressed in kJ/mol
valence electrons
Outermost electrons of an atom
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