Across
- 2. reaction to make ammonia
- 4. the substance that does the dissolving in a solution
- 6. conducted the gold foil experiment and discovered positive charges
- 11. change from liquid to gas
- 12. Temperature is the average _____ of particles.
- 14. reaction that gives off energy (warm to touch)
- 15. B,Si,Ge,As,Sb,Te
- 16. radioactive elements (Ac,Th,Pa, etc.)
- 18. bond formed by transferring electrons
- 19. rare earth metals (La,Ce, etc.)
- 23. heat transferred by touching objects together
- 24. discovered electrons
- 28. Temperature scale based on absolute zero where there is no movement
- 35. electrons in the outer orbit
- 36. father of modern chemistry
- 37. the substance dissolved in a solvent
- 38. reaction that absorbs energy (cold to touch)
- 41. The Law of the Conservation of Matter requires this of chemical equations
- 42. change from gas to liquid
- 44. A substance formed when two or more elements are chemically combined
- 45. He,Ne,Ar,Kr,Xe,Rn
- 46. state of matter with high energy
Down
- 1. The process of molten metal becoming solid
- 3. most reactive metal
- 5. Heat transferred through waves
- 7. ions produced by bases
- 8. Heat transferred through fluids
- 9. F,Cl,Br,I,At,Ts
- 10. universal solvent
- 13. negatively charged ion
- 17. homogeneous mixture
- 18. atoms with different masses due to changes in neutrons
- 20. state of matter with particles packed closely together
- 21. AB + CD -> AC + BD
- 22. created a periodic table arranged by mass
- 25. and H)
- 26. able to be dissolved
- 27. bond formed by sharing electrons
- 29. reaction that produces carbon dioxide and water
- 30. positively charged ion
- 31. said electrons move in orbits like planets around the sun
- 32. First person to theorize that matter is made of small indivisible atoms
- 33. pH=7
- 34. not the same throughout
- 39. 7 elements that are found in pairs (N,
- 40. Li,Na,K,Rb,Cs,Fr
- 43. Be,Mg,Ca,Sr,Ba,Ra