Modern Chemistry, Lesson 40: Ionic Compounds Continued: Precipitation

Tests conductivities of more ionic compounds. Includes the new ions, barium ions, calcium ions, and nitrate ions. Gives the reason for using parentheses in such formulas as Ca (N03)2 and Ba(OH)2- Two student problems are assigned.

Sources

  1. Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education) — title, creator, length, description