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Which group of the periodic table is known as the halogens?
A
Group 2
B
Group 18
C
Group 17
D
Group 1
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1
Recall that the periodic table is organized into groups (columns) numbered from 1 to 18, each containing elements with similar chemical properties.
Understand that halogens are a specific group of nonmetal elements known for their high reactivity and tendency to form salts when combined with metals.
Identify the group number associated with halogens by remembering that they are located in Group 17 of the periodic table.
Note that Group 1 contains alkali metals, Group 2 contains alkaline earth metals, and Group 18 contains noble gases, which are chemically inert.
Therefore, the group known as the halogens is Group 17.