Multiple Choice
Which of the following statements about groups in the periodic table is not true?
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2. Atoms & Elements
Periodic Table: Group Names
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Which of the following elements is classified as a noble gas?
A
Sodium
B
Nitrogen
C
Neon
D
Magnesium
Verified step by step guidance1
Recall that noble gases are elements found in Group 18 of the periodic table, characterized by their full valence electron shells, making them very stable and mostly inert.
Identify the position of each given element in the periodic table: Sodium (Na) is in Group 1, Nitrogen (N) is in Group 15, Neon (Ne) is in Group 18, and Magnesium (Mg) is in Group 2.
Recognize that only the element in Group 18 is classified as a noble gas, which in this list is Neon.
Understand that noble gases have unique properties such as low reactivity and are gases at room temperature.
Conclude that among the options, Neon is the noble gas due to its position in Group 18 and its chemical properties.
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