Answer:1. NO - Non-metal (N) + Non-metal (O) = Covalent2. MgBr - Metal (Mg) + Non-metal (Br) = Ionic3. CaO - Metal (Ca) + Non-metal (O) = Ionic4. K₂O - Metal (K) + Non-metal (O) = Ionic5. AlF - Metal (Al) + Non-metal (F) = Ionic6. CuCl - Metal (Cu) + Non-metal (Cl) = Ionic7. NO - Non-metal (N) + Non-metal (O) = Covalent8. CO₂ - Non-metal (C) + Non-metal (O) = Covalent9. HF - Non-metal (H) + Non-metal (F) = Covalent10. RbS - Metal (Rb) + Non-metal (S) = Ionic11. NBr - Non-metal (N) + Non-metal (Br) = Covalent12. Fe₂O₃ - Metal (Fe) + Non-metal (O) = Ionic13. CCl₄ - Non-metal (C) + Non-metal (Cl) = CovalentNote:- Metals: Mg, Ca, K, Al, Cu, Rb, Fe- Non-metals: N, O, Br, F, C, H, S, ClIonic bonding occurs between metals and non-metals, resulting in the transfer of electrons and formation of ions.Covalent bonding occurs between non-metals, resulting in the sharing of electrons.