Across
- 3. – Negatively charged particle outside nucleus
- 6. – Positively charged particle in nucleus
- 8. – Transfer of energy due to temperature difference
- 10. – Mass per unit volume
- 11. – Measure of thermal energy
- 14. – Horizontal row in periodic table
- 19. – State of matter with fixed shape and volume
- 20. – Two or more atoms bonded together
- 23. – Atoms of same element with different neutrons
- 24. – Substance with pH less than 7
- 25. – Energy of motion
- 29. – Substance with pH greater than 7
- 30. – Gas turning into liquid
- 31. – Homogeneous mixture of solute and solvent
- 32. – Mixture where particles settle over time
- 33. – Force holding atoms together
- 37. – Bond where electrons move freely
- 39. – Stored energy
- 40. – Neutral particle in nucleus
- 43. – Type of bond sharing electrons
- 45. – Gain of electrons
- 47. – Mixture with particles that stay suspended
- 48. – Space an object occupies
Down
- 1. – Liquid turning into solid
- 2. – Rapid vaporization of a liquid
- 4. – Speeds up a reaction without being consumed
- 5. – Force per unit area
- 7. – Measure of acidity or alkalinity
- 9. – Combination of substances not chemically bonded
- 12. – Substance formed in a chemical reaction
- 13. – Liquid turning into gas
- 15. – Substance made of only one type of atom
- 16. – Type of bond transferring electrons
- 17. – Smallest unit of an element
- 18. – Amount of matter in an object
- 21. – Loss of electrons
- 22. – Substance that reacts in a chemical reaction
- 26. – State of matter with no fixed shape
- 27. – Table organizing elements by properties
- 28. – State of matter with fixed volume
- 31. – Solid turning directly into gas
- 32. – Substance dissolved in a solvent
- 34. – Substance with pH 7
- 35. – Solid turning into liquid
- 36. – Vertical column in periodic table
- 38. – Atom with a charge
- 41. – Capacity to do work
- 42. – Substance that dissolves other substances
- 44. – Electrons in outermost shell
- 46. – Substance made of two or more elements