교과서 질문
Complete each of the statements a to d using 1, 2, or 3:
1. decreases
2. increases
3. remains the same
Going down Group 6A (16),
d. the number of valence electrons
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9. Electrons in Atoms and the Periodic Table
Valence Electrons of Elements (Simplified)
뒤로9. Electrons in Atoms and the Periodic Table
Valence Electrons of Elements (Simplified)
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