Question

Define the term ionization enthalpy. Discuss the factors affecting ionization enthalpy and its trends in the periodic table ​

Answer 1

Explanation:

Ionization Enthalpy of elements is the amount of energy that an isolated gaseous atom requires to lose an electron in its ground state. Losing of electrons results in the formation of cations.

The factors that influence the ionisation energies are :

A. the size of the atom.

B. the charge on the nucleus.

C. how effectively the inner electron shell screen the nuclear charge.

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