Sodium chloride, calcium chloride, lithium chloride, potassium chloride, copper(II) sulfate (1 g per salt per group) Concentrated hydrochloric acid (teacher to control and dispense small ...

A dot and cross diagram for sodium chloride suggests that it is made up of pairs of sodium and chloride ions. It is not. A 3D construction model shows how the ions are arranged in a lattice structure.

The addition of NH 4 Cl to a solution of ammonia shows the effect of adding a common ion to a system at equilibrium.

Complexes and preipitates of nickel (II) are formed by adding ammonium hydroxide, ethylenediamine, and dimethylglyoxime to dilute solutions of Ni2+ in beakers. Cyanide salts and solutions are ...