Multiple Choice
Which of the following correctly ranks the nonmetals fluorine (F), chlorine (Cl), and bromine (Br) from most reactive (1) to least reactive (3)?
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2. Atoms & Elements
Periodic Table: Group Names
Multiple Choice
Which group of elements are naturally occurring metals found in Group 1 of the periodic table, known for being highly reactive and having a shiny appearance?
A
Alkaline earth metals
B
Noble gases
C
Transition metals
D
Alkali metals
Verified step by step guidance1
Identify the groups of elements mentioned: Alkaline earth metals, Noble gases, Transition metals, and Alkali metals.
Recall the position of these groups on the periodic table: Alkali metals are in Group 1, Alkaline earth metals in Group 2, Noble gases in Group 18, and Transition metals in the center blocks (Groups 3-12).
Understand the properties of Group 1 elements: they are highly reactive, especially with water, and have a shiny, metallic appearance.
Recognize that Alkali metals are the naturally occurring metals in Group 1, characterized by their high reactivity and shiny surface.
Conclude that the correct group matching the description is Alkali metals.
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