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6 Oct 2020
Krypton (atomic number 36) has how many electrons in its next-to-outer shell (n=3)?
- 2
- 4
- 8
- 18
Krypton (atomic number 36) has how many electrons in its next-to-outer shell (n=3)?
- 2
- 4
- 8
- 18
Muntasir KadriLv4
28 Dec 2020