Multiple Choice
Which element would be expected to behave most like magnesium based on periodic table group trends?
4. Atoms and Elements
Periodic Table: Group Names
Multiple Choice
In the periodic table, what do we call the horizontal rows?
A
Blocks
B
Periods
C
Groups
D
Families
Verified step by step guidance1
Understand that the periodic table is organized in two main directions: horizontally and vertically.
Recognize that the vertical columns in the periodic table are called 'Groups' or 'Families', which share similar chemical properties.
Identify that the horizontal rows in the periodic table are called 'Periods'.
Recall that each period corresponds to the filling of a different electron shell or energy level in the atoms.
Therefore, the correct term for the horizontal rows in the periodic table is 'Periods'.
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