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How many valence electrons does a fluorine atom have?
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10. Periodic Properties of the Elements
Valence Electrons of Elements
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Which electrons in an atom are primarily responsible for participating in chemical bonding?
A
Inner shell electrons
B
Free electrons
C
Core electrons
D
Valence electrons
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Identify the different types of electrons in an atom: core electrons and valence electrons.
Understand that core electrons are those found in the inner shells of an atom and are not involved in chemical bonding.
Recognize that valence electrons are the electrons in the outermost shell of an atom.
Learn that valence electrons are responsible for chemical bonding because they can be shared, gained, or lost in reactions.
Conclude that the correct answer is valence electrons, as they are the ones that participate in forming chemical bonds.
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