Prac 8.4 Identification of unknows containing halide ions

Prac 8.4 Identification of unknows containing halide ions :

HazCard :6-22A-45B-81-91A

• 5 X DRY Test tubes and stopper

• Test tubes rack

• Bunsen burner HPM

• 3 X graduated droppers (Pipettes)

• Universal indicator paper

• Distilled water

• Small spatula

• Unknow solids labels X, Z, Y

• Sodium hydroxide 2.0 M A level

• Ammonia solution A level

• Conc. Ammonia (in fume)

• Silver nitrate 0.1 m A level

• Cyclohexane (In fume)

• Chlorine water saturated (In Fume

• Access to fume cupboard