IOM 2017, Блиц — Задача 39
OLYMPIAD OF METROPOLISES. Moscow, September 4 · 4 септември 2017 г.
Условие
A chemical element contains equal number of filled and half-filled orbitals in its ground state. Find any element with this property. Give the answer as the element number in the periodic table.
Отговори
- 3 or 6
Решение
Answer: 3 or 6
Оригинал в Архива: blitz.pdf · официални решения: answers-blitz.pdf