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과학

과학예제

QuestionAnswer
1. Mg 원소이름은? 마그네슘
2. Na 원소이름은? 나트륨
3. 염소의 원소기호는? Cl
4. He의 원소이름은? 헬륨
5. Na의 족수는? 1족
6. H의 원자가전자수는? 1개
7. Li의 주기는? 2주기
8. O의 원소이름은? 산소
9. F의 전기음성도는? 4.0
10. K의 원자가전자수는? 1개
Created by: bukyung13
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