An electrical connector is placed inside an industrial kiln. It is made from metal P. The kiln operates at 950 °C, and the connector must continue to carry current during operation.
| Material | Melting point in °C |
|---|---|
| P | 1085 |
Explain why metal P is suitable for the connector. Use the data and ideas about the structure and bonding of metals in your answer.
122 exam-style questions on OCR GCSE Chemistry 2.3 Properties of materials, covering 2.3.1 Carbon bonding and the variety of organic compounds, 2.3.2 Diamond, graphite, fullerenes and graphene, 2.3.3 Bond strength, changes of state and predicting states, 2.3.4 Bulk properties and types of bonding, and 2.3.5 Nanoparticles: scale, surface area, uses and risks. Each one has a worked solution and a mark scheme showing where the marks go.