1. Which of these compounds would you expect to be ionic rather than molecular? MgS,
NFZ, CO, KBr.

particle   p is an electron and particle q is a neutron

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.