Итоговая диагностика по химии.8 класс - Инфоурок
Understand the distribution of electrons in atoms (e.g., for an element with a +6 oxidation state in its highest oxide, the electron configuration might be 2, 8, 6). Итоговая диагностика по химии
Distinguish between different types of chemical bonds: , covalent polar , and covalent nonpolar . the electron configuration might be 2