Question

Periodic table showing three rows. Row 1: boron (B), carbon (C), nitrogen (N), oxygen (P), fluorine (F), neon (Ne). Row 2: aluminum (Al), silicon (Si), phosphorus (P), sulfur (S), chlorine (cl), argon (Ar). Row 3: gallium (Ga), germanium (Ge), arsenic (As), selenium (Se), bromine (Br), krypton (Kr).

Which of the following elements has properties similar to S?

worth 60 points

Answer 1

Oxygen and Selenium

Step-by-step explanation:

Elements will have similar chemical properties if they have the same amount of valence electrons. Core electrons are not evaluated when comparing chemical properties.

Oxygen (O), Sulfur (S), and Selenium (Se) have 6 valence electrons each. They will have the similar chemical properties.