67
Question
Good evening mentor
do all elements labelled in periodic table have exactly one electron in the outermost energy level or shell
Thank you
do all elements labelled in periodic table have exactly one electron in the outermost energy level or shell
Thank you
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Solution
No .
Oxygen atomic no -8
Electronic configuration 2,6
It has 6 electrons in the outer most shell
Chlorine- 17
Electronic configuration 2,8,7
It has 7 electrons in the outer most shell
Oxygen atomic no -8
Electronic configuration 2,6
It has 6 electrons in the outer most shell
Chlorine- 17
Electronic configuration 2,8,7
It has 7 electrons in the outer most shell
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