Multiple Choice
Which element (neutral atom) has 18 electrons?
1
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4. Atoms and Elements
Periodic Table: Element Symbols
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On the periodic table, the symbol refers to which element?
A
Sulfur
B
Seaborgium
C
No element; is not an official element symbol
D
Sodium
Verified step by step guidance1
Understand that element symbols on the periodic table consist of one or two letters, where the first letter is always uppercase and the second letter, if present, is lowercase.
Recall that the symbol for Sulfur is 'S', which is a single uppercase letter, not 'So'.
Recall that the symbol for Seaborgium is 'Sg', not 'So'.
Recall that the symbol for Sodium is 'Na', not 'So'.
Conclude that 'So' does not correspond to any official element symbol on the periodic table.
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