Question

in the modern periodic table Phosphorus is surrounded by the elements with atomic number 7 ,14 ,16,33 which of these have physical and chemical properties resembling phosphorus​

Answer 1

elements in the same group show similar chemical properties due to the same number of valence electrons

so, Arsenic (33) will have similar chemical properties as phosphorus

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Answer 2

Explanation:

The element with atomic number 12 has same chemical properties as that of calcium. This is because both of them have same number of valence electrons (2).