Question

Which two elements most likely have the most similar properties?

beryllium and boron
scandium and silicon
nitrogen and phosphorus
hydrogen and helium

Answer 1

nitrogen and phosphorus

Answer 2

Answer : Option C) Nitrogen and Phosphorus

Explanation :

Nitrogen and Phosphorus belongs to same group in the modern periodic table which is group 15. Nitrogen is placed above phosphorus in the modern periodic table and has similar chemical characteristics. They are both non-metals. Amongst the given choices nitrogen and phosphorus is the correct option.