Which statements show how a chemical bond is formed?

(Select all that apply.)

a. The valance electrons of an atom are emitted from an atom’s orbital.
b. The valence electrons of a metal transfer to the valence shell of a nonmetal to stabilize both atoms.
c. The valence electrons of metallic atoms are shared between all the positive ions.
d. The valance electrons of two or more nonmetals are shared to stabilize the atoms.

i think it is c and d

3 answers

B and C are correct
thank you!
I think b eg NaCl, ionic bond Na gives electron to Cl
and d, covalent bond
https://chem.libretexts.org/Core/Organic_Chemistry/Fundamentals/Ionic_and_Covalent_Bonds