University of New Zealand.

Examination for Senior Scholarships, 1885.

Chemistry.

Paper b.

Examiner: Prof. W. A. Tilden, D.Sc., F.R.S.

1.	How are the fluorides of silicon, arsenic, and phosphorus obtained? Describe briefly their properties.
2.	By what means was it discovered that alizarin is a derivative of anthracene, and by what successive operations is alizarin manufactured from coal tar?
3.	Choose between the formula for allylic alcohol, justifying your choice by reference to the properties of the compound.
4.	What is understood by specific or molecular volume, and what are the chief general conclusions adopted concerning the specific volumes of liquids?
5.	Give a sketch of the scientific work of Sir Humphry Davy.