Question

Using your periodic table which Adam below has the most similar characteristics to the atom potassium the atomic number of 15?

A Sulfur
B Nitrogen
C silicone
D carbon

Answer 1

B. Nitrogen

Step-by-step explanation:

Nitrogen is in the same group as potassium, meaning they have the same number of valence electrons. The atoms with the same number of valence electrons have similar chemical characteristics; therefore, potassium and nitrogen are most similar.