P₂O₇⁴⁻ ionidagi barcha atomlarning valentliklari yig'indisini hisoblang.

  1. 28
  2. 7
  3. 24
  4. 14

📝 Detailed explanation

P₂O₇⁴⁻ ionida 2 ta P atomi va 7 ta O atomi bor.
Kislorodning valentligi = 2, fosforning valentligi = 5.
Barcha atomlarning valentliklari yig'indisi: 2×5 + 7×2 = 10 + 14 = 24.
17 / 36 (47%)
Question 17 of 36
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