Multiple Choice
Which element, commonly used in lightweight bicycle frames, has the chemical symbol Mg?
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2. Atoms & Elements
Periodic Table: Element Symbols
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Which of the following is the correct chemical symbol for the element with atomic number 12 among the first 20 elements of the periodic table?
A
Mc
B
Ma
C
Mg
D
Mn
Verified step by step guidance1
Identify the element with atomic number 12 by referring to the periodic table. The atomic number represents the number of protons in the nucleus of an atom of the element.
Recall that the first 20 elements of the periodic table are well-known and their symbols are standardized. For example, atomic number 1 is Hydrogen (H), 2 is Helium (He), and so on.
Locate atomic number 12 on the periodic table, which corresponds to the element Magnesium.
Recognize that the correct chemical symbol for Magnesium is 'Mg', which consists of the first letter capitalized and the second letter lowercase.
Compare the given options (Mc, Ma, Mg, Mn) and select 'Mg' as the correct chemical symbol for the element with atomic number 12.
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