A large difference between the fourth and fifth ionization energies indicates the…

CHEMISTRY · Single correct · A Level · Chemistry · Periodicity and periodic trends · Periodicity and periodic trends

Problem

A large difference between the fourth and fifth ionization energies indicates the presence of : (1) 5 valence electrons in an atom (2) 6 valence electrons in an atom (3) 4 valence electrons in an atom (4) 8 valence electrons in an atom

Related theory

Ionisation enthalpy
Classification of Elements and Periodicity in Properties
Ionisation potential
Periodic Trends in Physical Properties

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