An atom with atomic number 7 has how many valence electrons
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Explanation:
The atomic number of chlorine is 17. Hence it has got 7 electrons in its outermost shell. There are 7 valence electrons in the chlorine atom.
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Answer:
An atom with atomic number 7 has the electronic configuration of 2,5.
Then there are 5 valence electrons.
Explanation:
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