An ____ is a charged particle, usually an ____ that has gained or lost ____. Electrons are ____ charged. When an atom loses electrons, they form ____ ions. When atoms ____ electrons, they form negative ions. An ____ bond is an ____ attraction between ____ charged ions.

Список переможців

Візуальний стиль

Параметри

Обрати інший шаблон

Відновити автоматично збережене: ?