Across
- 1. The temperature at which a solid substance melt
- 4. A solution has a large amount of substance dissolve into it
- 10. A particle in a charge 1+ and mass od one unit found in the nucleus of an atom
- 12. A soluble base
- 13. The chemical bond formed when two atoms shared electrons
- 15. Made up of two or more atoms -covalent bond
- 17. The particles with a charge of 1- and almost no mass, in an atom
- 18. What elements are made out of
- 19. A liquid has a small amount of a substance mixed into it
- 21. The gases form of water
- 22. Reacts with substance it comes into contact with
- 24. An atom or molecule that has lost one or more electrons, resulting in a net of positive charge
- 25. A paper or liquid you can use to find the PH of a solution
- 27. Contains more than one element
- 29. A chemical that shows by its colour weather something is acidic or alkali
Down
- 2. A particle with no charge and mass of 1 unit, found in the nucleus of an atom
- 3. Substance that tastes sour and can donate hydrogen ions
- 5. The movement molecules from high to low concentration
- 6. Increase the rate of a reaction and is unchanged at the end
- 7. The temperature at which a substance boil
- 8. A metal oxide or hydroxide; it will neutralise acid to form salt and water
- 9. The centre part of the atom, made out of proton and neutrons
- 11. A charge of atoms or group by the gain/loss
- 14. An element that does not show any metallic properties
- 16. A small piece of matter
- 17. A substance containing only one type of atom; it cannot be broken down into a broken substance; in a chemical reaction
- 20. Where a liquid turns to a gas
- 23. A substance in which two or more elements are chemically combined.
- 26. The quality of electricity in an object, which can be positive or negative
- 28. The physical change from a solid to liquid