Электронная конфигурация 1s22s22p6 соответствует иону

  1. Cr3+
  2. Fe3+
  3. Al3+
  4. Zn2+

📝 Detailed explanation

Al (13) − 3 = 10 электронов → как Ne.
17 / 59 (29%)
Question 17 of 59
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