Contents.

Page
Determination of the Atomic Weight of Cadmium  1
Introduction and Historical Statement  2
Preparation of Pure Cadmium 22
The Preparation of Pure Nitric Acid 28
The Arrangement of Crucibles 30
The Mode of Procedure 32
The Weighing 37
Taring the Crucibles 40
The Results 42
Objections to the Method 45
Advantages of the Method 48
The Oxalate Method 50
Preparation of Pure Oxalic Acid 51
Preparation of Cadmium Oxalate 52
Mode of Procedure 53
The Drying and Weighing of the Oxalate 55
The Results 58
Advantages of the Method 60
Disadvantages of the Method 61
Preparation of Certain Sub-compounds of Cadmium   63
Historical 64
The Preparation of Cd₄Cl₇ 66
The Preparation of Cd₄Br₇ 78
The Preparation of Cd₁₂I₂₃ 82
The Preparation of Cadmium Hydroxide and Oxide 82
Notes on Crystals of Metallic Cadmium 97
The Cohesion Phenomena of Cadmium 103
Biographical Sketch 106