Elements which belong to the same group in the Periodic T...
Elements which belong to the same group in the Periodic Table are characterized by
difference of +1 in the oxidation numbers of successive members
presence of the same number of outermost electrons in the respective atoms
difference of 14 atomic mass units between successive members
presence of the same number of electron shells in the respective atoms
Correct answer is B
No explanation has been provided for this answer.
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