- Главная
- Разное
- Образование
- Спорт
- Естествознание
- Природоведение
- Религиоведение
- Французский язык
- Черчение
- Английский язык
- Астрономия
- Алгебра
- Биология
- География
- Геометрия
- Детские презентации
- Информатика
- История
- Литература
- Математика
- Музыка
- МХК
- Немецкий язык
- ОБЖ
- Обществознание
- Окружающий мир
- Педагогика
- Русский язык
- Технология
- Физика
- Философия
- Химия
- Шаблоны, фоны, картинки для презентаций
- Экология
- Экономика
Презентация, доклад к уроку по теме: Основы и кислоты. 11 класс.
Содержание
- 1. Презентация к уроку по теме: Основы и кислоты. 11 класс.
- 2. Chemicals which are sour are called acids.
- 3. Acids have a sour taste.
- 4. Lemons and dill pickles contain acids.
- 5. Most kinds of fruit have acids.
- 6. Acids change the color of blue litmus paper to red.
- 7. Acids combine with metal to form hydrogen gas and salt.
- 8. Acid + metal= hydrogen gas and salt
- 9. Hydrogen can be made if we place a nail in lemon juice.
- 10. Слайд 10
- 11. The bubbles on the nail are the bubbles of hydrogen gas.
- 12. When the base and acid have combined, only salt and water remain.
- 13. Acid + Base = Salt and water
- 14. Acids combine with oxides to form water and salt.
- 15. Rust is a common oxide.
- 16. Rust is iron combined with oxygen.
- 17. If rust is placed in the acid, water and salt will remain.
- 18. Слайд 18
- 19. Acid + oxide(rust) =water and salt
- 20. When a carbonate is combined with an acid, carbon dioxide gas is formed.
- 21. Acid + carbonate = carbon dioxide
- 22. Baking soda is a carbonate.
- 23. If we add baking soda to vinegar,
- 24. Acids give one of their proton away to that substance with which they combine.
- 25. When an acid gives away its proton
Chemicals which are sour are called acids.
Слайд 23If we add baking soda to vinegar, the mixture will produce
carbon dioxide in the form of bubbling.
