Explain why the melting temperature of boron trichloride is much lower than that of sodium chloride

Which fossil fuel is mainly used for heating and cooking? a. electricity b. coal c. petroleum d. natural gas

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 14.0 mol cesium fluoride with 14.0 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)

Covalent bonds have a higher melting points than ionic bonds. true or false