Nuclear Chemistry Crossword

Crossword

Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
1     2           3    4    5   6   7   8   
   9       10    11        12      
          13        14      
  15     16      17             
        18       19     20      
  21    22         23           
 24         25       26   27    28      
29       30       31    32          
33     34          35           
           36        37     
38      39       40   41       42    43     
         44       45        
46    47   48     49                
  50     51     52       53         
54   55                     
56                 57       
58             59   60     61    62   63    
64    65   66   67        68         69     
  70           71      72   73      
  74      75           76       

Across:

1. Gamma radiation can penetrate this.
4. __________________-14 is a radioactive isotope used to determine the approximate age of organic material.
9. A proton may be formed when a(n) __________________ is emitted from a neutron.
12. Hawaiian goose
13. An organic compound with a carboxylic acid group in which the hydrogen of the hydroxyl group has been replaced by an alkyl group.
14. Mounted
15. Nuclide produced by the decay of the parent nuclide.
18. Sodium
19. Enrico ______________, the first chemist to produce transuranium elements.
22. A particle with a positive charge and a mass number of zero.
24. H2O in solid form.
25. Germanium
26. Lead
28. Metalloids are ______conductors.
31. The central portion of the atom.
33. Particles or electromagnetic waves emitted from the nucleus during decay are called nuclear __________________.
35. Tight or tense; as a rope.
36. European capital
38. A change in the identity of a nucleus as a result of a change in the number of its protons.
43. A radiation dose, or a rock group.
44. Sharpen
45. Metric prefix meaning 1000.
46. ______________ reaction - When the material that starts the reaction is also one of the products, and can start another reaction.
50. Clothing size
51. A proton may be converted to a neutron by electron ________________.
53. Light mass nuclei combining to form a heavier, more stable nucleus.
54. 952, to Caesar.
56. The difference between the mass of an atom and the sum of the masses of its particles.
58. With Old Lace, it makes a movie or play title.
59. Text based computer operating system.
61. 210-Po converts to 206-Pb during ____________ emission.
64. The stable nuclei cluster over a range of neutron-proton ratio is referred to as the band of ___________________.
68. An alpha particle is a bare _______________ nucleus.
69. Part of the mailing address for Cedar Rapids.
70. Grappler's venue.
71. Big boss (abbrev.)
72. Speed of sound
74. One (spanish).
75. Though nuclear decay can occur by capture of a particle, it most often occurs by ________________ of particles.
76. Elvis _______ Presley.

Down:

1. Scottish doctor who performed the first antiseptic surgery.
2. Spontaneous disintegration of a nucleus into a slightly lighter and more stable nucleus.
3. Prefix meaning 1015.
4. Marie and Pierre _______________.
5. Ribonucleic acid
6. Wager
7. Lennon's wife
8. First transuranium element.
10. A unit used to measure nuclear radiation.
11. Noble gas used in decorative lighting.
16. Prefix meaning "earth."
17. The first 11 transuranium elements are ________ earth elements.
20. Protons + neutrons = _____________ number
21. A proton donor.
23. A nuclear particle with no charge and a mass number of 1.
26. Advertisement
27. An electron emitted from the during radioactive decay is known as a ____________ particle.
29. The minimum amount of nuclide that provides the number of neutrons needed to sustain a chain reaction.
30. The smallest particle of an element that retains all of the properties of that element.
32. Queeg's vessel
34. A particle with an unbalanced electrostatic charge.
37. Electron capture may form a neutron from a ___________________.
39. Large fusion reactor.
40. You, to King James.
41. One of Jupiter's twelve satellites.
42. Swine
47. X, Y, or Z in graphing.
48. Wife of Osiris, goddess of fertility, in ancient Egypt.
49. The time required for half the atoms of a radioactive nuclide to decay.
52. Wet paint, or polyester worn at prom.
53. Heavy nuclei splitting into more stable nuclei of intermediate mass.
55. Place for a mainsail.
57. High energy electromagnetic radiation - ___________ rays.
59. Metric prefix: 1/10
60. Partially hydrogenated vegetable oils; bread spread.
62. Metric prefix equal to 10-12
63. 1944 Nobel prize winner for the discovery of fission.
65. Atomic mass unit (abbrev.)
66. Disallow by law, or an antiperspirant.
67. Judge in the O.J. Simpson case.
73. Nobel gas; atomic number 18.