Chemistry, asked by pratik348698, 1 year ago

why do elements in the same period have different physical and chemical properties? what about elements in the same group?

Answers

Answered by kar007thick

Answer:

a) Elements in the same group have similar properties because they have the same number of valence electrons in their outermost shell. b) Elements in the same period have different properties because the number of valence electrons in their outermost shells differ.

Explanation:

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