Multiple ChoicePeriodic Table: Group Names — How many vertical groups (columns) are there in the modern periodic table?2views
Multiple ChoiceWhich of the following elements is a Group 5A (Group 15) element on the periodic table?1views
Multiple ChoiceWhich two groups of elements are generally considered the most reactive on the periodic table?2views
Multiple ChoiceAn element described as having “halogen characteristics” most likely belongs to which group on the periodic table?2views