8
QuizMultiple Choice
Periodic Table
Question 8 of 10 • MO-Physical Science A-CR
Based on the information in the table, which two elements are most likely in the same group, and why?
Answer
A
bismuth and thallium, because their atomic masses are very similarB
nitrogen and oxygen, because they were both first isolated in the same yearC
sodium and thallium, because their names both end in the same suffix: -iumD
bismuth and nitrogen, because they have the same number of valence electrons