84 questions: choose the right sentences in the following sentence:a. covalent molecules are covalent bonding molecular weight if increasing higher boiling temperature. In case there is more hydrogen bonds, the boiling temperature and higher melting temperature than.b. hydrogen bonds, Van der Waals forces more powerful than the rest of the links. Especially the influence of internal Hydrogen bonding molecules do boiling temperature and higher melting temperature.c. Van der Waals forces was the weak link should the substance be covalent bonding is always primarily in the form of gas.d. metal link strength depending on the network structure, which does not depend on the density of free electrons.
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