what are valence electrons?

What are valence electrons?
Valence electrons are the electrons in the outermost shell, or energy level, of an atom. For example, oxygen has six valence electrons, two in the 2s subshell and four in the 2p subshell.
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How do you determine valence electrons?
For neutral atoms, the number of valence electrons is equal to the atom's main group number. The main group number for an element can be found from its column on the periodic table. For example, carbon is in group 4 and has 4 valence electrons. Oxygen is in group 6 and has 6 valence electrons.
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What is a valence electron kid friendly definition?
The valence electrons are the number of electrons in an outer shell of an atom that can participate in forming chemical bonds with other atoms. ... For example, if an atom has 1 electron out of a possible 8 in its outer shell, it will want to give up that electron so its outer shell is now full.
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What is meant by valence electrons?
Valence electrons are the electrons in the outermost shell, or energy level, of an atom. For example, oxygen has six valence electrons, two in the 2s subshell and four in the 2p subshell.
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What is valence electron with example?
The total number of electrons present in last shell orbit is known as valence electron. For example : Oxygen have 6 electrons present in last orbital shell hence 6 is valence electron. Jun 21, 2018
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