University of New Zealand.
B.A. Examination for Honours, 1885.
Chemistry and Experimental Physics.
Paper
a (2).
Metallurgy and Mineral Chemistry.
Examiner: Prof.
W. A. Tilden, D.Sc., F.R.S.
1. |
What is the composition and what are the properties of the best varieties of fire-clay? What components of clay are most detrimental to its refractory character? |
2. |
Describe some efficient form of gas-producer for the conversion of coal into combustible gas for heating purposes. |
3. |
What are the constituents of ordinary cast iron? Give roughly an estimate of their proportions. How would you demonstrate qualitatively the presence of each? |
4. |
How would you prepare pure gold from coin?
In the assay of gold what is meant by the term "quartation," and what is the object of this operation? |
5. |
Where are the chief supplies of tinstone found? Give a sketch of the process of smelting tin. |
6. |
Classify the common metals according as they do or do not act on water or steam. |
7. |
Describe the physical and chemical characters of the following minerals: galena, fluor-spar, apatite, stilbite. |