Question

Why the elements belonging to the same
group do have similar chemical
properties?
nota
and electron
anti​

Answer 1

Answer:

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Explanation:

(a) (i) All the elements of a group have similar chemical properties because they have same no. of valence electrons in their outermost shell. (ii) All the elements of a period have different chemical properties because they have different no. of valence electrons in their atoms.