Name and draw the lewis dot diagram for CuO

Which substances have the lowest melting points: ionic covalent, or metallic

Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h

What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients