4237General KnowledgeMedium
How many rows and columns are in the modern Periodic Table?
A25 columns and 15 rows
B18 columns and 7 rows
C12 columns and 9 rows
D7 columns and 18 rows
Correct answer
B. 18 columns and 7 rows
Explanation
18 columns and 7 rows is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.