На каком уровне сумма числа орбиталей и числа электронов равна 75?

  1. 4
  2. 3
  3. 2
  4. 5

📝 Detailed explanation

n² + 2n² = 3n² = 75 → n = 5.
65 / 71 (92%)
Question 65 of 71
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