5. It describes the atom as having a nucleus at the center around which the
electrons move.
a. Quantum mechanical model
b. Bohr's atomic model
C. Schrodinger model
d. Electron model
6. It is formed from the chemical combination of two or more non-metals. It could
also be between a metalloid and a non-metal.
a. Metallic
b. lonic
c. Covalent
d. Electronegativity​