Foundations. Lesson 25. Chemistry, 7th grade.
In this lesson, you'll learn about the final class of inorganic substances, called BASES.
Link to the 7th-grade textbook: http://e-padruchnik.adu.by/
Timecodes:
00:00 | Meet BASES!
00:48 | Learning to name bases
02:32 | Composing base formulas from their names
03:52 | ALKALI
06:12 | EXPERIMENT: Obtaining ALKALI from sodium
09:05 | Indicators for identifying alkalis!