Multiple Choice
Which of the following is the atomic number of mercury (Hg) on the periodic table?
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2. Atoms & Elements
Periodic Table: Element Symbols
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Which of the following statements about sodium is correct?
A
Sodium is represented by the symbol S.
B
Sodium has the chemical symbol So.
C
The symbol for sodium is Sd.
D
The chemical symbol for sodium is Na.
Verified step by step guidance1
Recall that each element in the periodic table is represented by a unique chemical symbol, usually derived from its English or Latin name.
Understand that the chemical symbol for sodium is not 'S', 'So', or 'Sd'. The symbol 'S' actually represents sulfur.
Recognize that the correct chemical symbol for sodium is 'Na', which comes from its Latin name 'Natrium'.
Verify this by checking a periodic table where sodium is listed with the symbol 'Na' and atomic number 11.
Conclude that the correct statement is: 'The chemical symbol for sodium is Na.'
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