Multiple Choice
Which of the following sets of elements and symbols is paired correctly?
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2. Atoms & Elements
Periodic Table: Element Symbols
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Which of the following is the atomic number of fluorine (symbol F) on the periodic table?
A
7
B
19
C
17
D
9
Verified step by step guidance1
Recall that the atomic number of an element is the number of protons in the nucleus of an atom of that element.
Identify the element fluorine by its chemical symbol 'F' on the periodic table.
Locate fluorine on the periodic table and note the number associated with it, which represents its atomic number.
Understand that the atomic number uniquely identifies the element and determines its position on the periodic table.
Recognize that the atomic number of fluorine is 9, meaning it has 9 protons in its nucleus.
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