Question

A unit cell of BaCl₂ (fluorite structure) is made up of ____________.

Options

• four Ba²⁺ ions and four Cl^– ions

• four Ba^2– ions and eight Cl^– ions

• eight Ba²⁺ ions and four Cl^– ions

• four Ba²⁺ ions and six Cl^– ions

Answer 1

A unit cell of BaCl₂ (fluorite structure) is made up of four Ba^2– ions and eight Cl^– ions.