Q. The same group of elements are characterised by

A
Ionization potential
B
Electronegativity
C
Ionization energy
D
No.of electrons in the outermost shell
Solution:

There are 18 numbered groups in the periodic table, and the f-block columns (between groups 3 and 4) are not numbered. The elements in a group have similar physical or chemical characteristics of the outermost electron shells of their atoms

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