why do elements present in a group exhibit similar characteristics? State modern periodic law
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because they have same no. of Valence electrons . modern periodic law :- properties of elements are a periodic function of their atomic numbers
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see..
All properties of elements are due to their valence electrons ..and all elements present in a same group have same configuration of valence electrons therefore they show similar characteristics.
Modern periodic Law..
Acc to modern periodic law the periodicity in properties are characterisitic feature of their atomic no. not of their mass no.
All properties of elements are due to their valence electrons ..and all elements present in a same group have same configuration of valence electrons therefore they show similar characteristics.
Modern periodic Law..
Acc to modern periodic law the periodicity in properties are characterisitic feature of their atomic no. not of their mass no.
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