1-25 Differentiate ionic and molecular compounds in terms of physical properties

1-25-1. Which of the following is a solid with a very high melting point and conducts electricity when melted?
A. CaCl2, B. CCl4, C. H2O




1-25-2.Which of the following is a strong electrolyte?
A. CH3OH, B. KOH, C. HF, D. NH3




1-25-3.Which of the following is a strong ectrolyte?
A. HCl, B. C6H12O6, C. H2S, D. NH3