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In the periodic table, is "Co" a valid chemical symbol for an element?
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4. Atoms and Elements
Periodic Table: Element Symbols
Multiple Choice
Which element has an atomic number of 16?
A
Chlorine (Cl)
B
Sulfur (S)
C
Silicon (Si)
D
Phosphorus (P)
검증된 단계별 안내1
Understand that the atomic number of an element represents the number of protons in the nucleus of an atom of that element.
Recall or look up the atomic numbers of the given elements: Chlorine (Cl), Sulfur (S), Silicon (Si), and Phosphorus (P).
Compare each element's atomic number to the given number 16.
Identify the element whose atomic number matches 16.
Confirm that the element with atomic number 16 is Sulfur (S).
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