Even though you didn't share any answers to choose, I can give you the right answer. It might not literally correspond to your option, but you will definitely catch the sense and identify which one is correct from your scale. So, the answer is : Metal atoms have low ionization energy, and nonmetal atoms have high electronegativity, so electrons transfer easily from the metal atom to the nonmetal atom. Do hope you still need it, cause it's really useful.
