Across
- 4. Positively charged particles
- 6. Smallest particles that are negatively charged and orbit the nucleus
- 11. ending configuration of 5s2
- 12. 7 neutrons
- 13. rows
- 16. nucleus emits a Helium atom and a corresponding atom.
- 17. Fixed volume but takes shape of container, atoms are faster
- 20. a substance made by melting two or more elements together, at least one of them metal
- 22. the smallest particle of an element that retains its identity
- 23. the positively charged center of the atom
- 24. latin name is ferrum
- 25. effects shape, size, and appearance, but composition doesn’t change
- 27. can see layers, mixture is not uniform
- 29. 8th group
- 32. right side
- 34. an atom or group of atoms that have a positive or negative charge
- 37. Positive ion due to more positively charged protons
- 38. Neutral charge particles
- 39. atomic mass of 22.99
- 41. 1st f period
- 44. 1st group
- 45. the force of gravity acting upon an object’s mass
Down
- 1. B, Si, Ge, As, Sb, Te, Po
- 2. families, columns
- 3. Crystalline structure, atoms are slow
- 5. 7th group
- 7. effects shape, size, and appearance, but substance is chemically different
- 8. the amount of matter in an object
- 9. the amount of mass divided by the volume of the object
- 10. same throughout, uniform, cannot see a difference
- 14. 2nd group
- 15. outer shell electron
- 18. 53 protons
- 19. two different elements bonded together
- 21. two or more different element atoms bonded together
- 26. Atoms are fastest, occupies any volume
- 28. individual atoms
- 30. ending configuration of 4f6
- 31. all metals expect group 1 + 2
- 33. left side
- 35. 14 electrons
- 36. ending configuration of 3d10
- 40. neutron converts into a proton and creates an electron.
- 42. Negative ion due to more negatively charged electrons
- 43. 2nd f period