83. 2 Factors Affecting the Structure of Alloy Phase 1. What is size factor metallic radi AB Atomic ionic radi r++r-=d radii covalent radii single bond radius Van der Waals radii§3.2 Factors Affecting the Structure of Alloy Phase 1. What is size factor metallic radii rA+rB =d ionic radii r ++r- =d covalent radii single bond radius Van der Waals radii Atomic radii