What are the two types of chemical composition that characterize minerals

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 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)

What shape would a molecule with two bound groups and two lone pairs have?

Stage in which a star’s outer layers have started to cool and grow outward?