Across
- 2. A liquid metal
- 4. Something that contains the same amount of protons but different amounts of neutrons
- 7. A certain point when a function takes on an infinite value, similar to the centre of a black hole
- 10. An element with acidic and fatal properties
- 11. The study of space and everything it contains
- 13. The first element
Down
- 1. An element that will create a chemical change in another element without dealing permanent damage to itself
- 3. A variant of platinum that was formed by extreme pressure
- 5. Highly radioactive and potent to humans
- 6. The study of living organisms
- 8. The study of minerals in the earth
- 9. A chemical chain between particles of elements
- 10. An alloy of copper and zinc
- 12. One of the elements that makes up salt
- 14. Moving the particles within a gas