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Which two groups of elements are generally considered the most reactive on the periodic table?
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4. Atoms and Elements
Periodic Table: Group Names
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In the periodic table, what is a vertical column called?
A
A group (also called a family)
B
A block
C
A period
D
An orbital
Guida verificata passo dopo passo1
Understand that the periodic table is organized in two main directions: horizontally and vertically.
Recognize that the horizontal rows in the periodic table are called periods.
Know that the vertical columns in the periodic table are called groups or families.
Recall that a block refers to a set of elements grouped by their electron configurations, not a vertical column.
Conclude that the correct term for a vertical column in the periodic table is a group (also called a family).
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