Science · Chemistry
What is the electronic configuration of an atom with atomic number 20?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12, 8, 10
- 22, 8, 8, 2✓
- 32, 8, 2
- 42, 8, 10, 2
Correct answer
2, 8, 8, 2
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