Asubstance is tested and is found to have the following physical properties: high electrical conductivity malleability high luster the substance is most likely a

The substance is likely to be a metal. Many metals, such as gold, are extremely malleable (meaning that they can be pounded into thin sheets), have high conductivity due to free electrons, and are very shiny (high luster). 

The total number of electrons is 14

False, as a substance changes from a solid to a liquid and from a liquid to a gas the molecules get farther apart from each other