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Jouer Froggy Jumps
    • 1. What element is radioactive?
    A
    Tc: 43 Technetium 98
    B
    Tl: 81 Thallium 204.38
    C
    Tm: 69 Thulium 168.93
    2. What element is radioactive?
    A
    F: 9 Fluorine 18.998
    B
    Fe: 26 Iron 55.845
    C
    Fr: 87 Francium 223
    3. What element is radioactive?
    A
    Rb: 37 Rubidium 85.465
    B
    Ra: 88 Radium 226
    C
    Ru: 44 Ruthenium 101.07
    4. What element is radioactive?
    A
    Dy: 66 Dysprosium 162.50
    B
    Db: 105 Dubnium 268
    C
    Eu: 63 Europium 151.96
    5. What element is radioactive?
    A
    Sg: 106 Seaborgium 271
    B
    Se: 34 Selenium 78.96
    C
    Sc: 21 Scandium 44.956
    6. What element is radioactive?
    A
    Bh: 107 Bohrium 272
    B
    Bi: 83 Bismuth 208.98
    C
    B: 5 Boron 10.811
    7. What element is radioactive?
    A
    Hs: 108 Hassium 277
    B
    Ho: 67 Holmium 164.93
    C
    Hf: 72 Hafnium 178.49
    8. What element is radioactive?
    A
    Mt: 109 Meitnerium 276
    B
    Mg: 12 Magnesium 24.305
    C
    Mn: 25 Manganese 54.938
    9. What element is radioactive?
    A
    Ds: 110 Darmstadtium 281
    B
    Dy: 66 Dysprosium 162.50
    C
    Eu: 63 Europium 151.96
    10. What element is radioactive?
    A
    Rg: 111 Roentgenium 280
    B
    Rb: 37 Rubidium 85.468
    C
    Ru: 44 Ruthenium 101.07
    11. What element is radioactive?
    A
    Cs: 55 Caesium 132.91
    B
    Ce: 58 Cerium 140.12
    C
    Cn: 112 Copernicium 285
    12. What element is radioactive?
    A
    Nh: 113 Nihonium 284
    B
    Na: 11 Sodium 22.990
    C
    Ne: 10 Neon 20.180
    13. What element is radioactive?
    A
    F: 9 Fluorine 18.998
    B
    Fl: 114 Flerovium 289
    C
    Fe: 26 Iron 55.845
    14. What element is radioactive?
    A
    Mn: 25 Manganese 54.938
    B
    Mo: 42 Molybdenum 95.96
    C
    Mc: 115 Moscovium 288
    15. What element is radioactive?
    A
    Lu: 71 Lutetium 174.97
    B
    La: 57 Lanthanium 138.91
    C
    Lv: 116 Livermorium 292
    16. What element is radioactive?
    A
    Ta: 73 Tantalum 180.95
    B
    Ts: 117 Tennessine 294
    C
    Te: 52 Tellurium 127.60
    17. What element is radioactive?
    A
    Og: 118 Oganesson 294
    B
    Os: 76 Osmium 190.23
    C
    O: 8 Oxygen 15.999
    18. What element is radioactive?
    A
    Po: 84 Polonium 209
    B
    Pd: 46 Palladium 106.42
    C
    Pt: 78 Platinum 195.08
    19. What element is radioactive?
    A
    As: 33 Arsenic 74.922
    B
    At: 85 Astatine 210
    C
    Ar: 18 Argon 39.948
    20. What element is radioactive?
    A
    Rn: 86 Radon 222
    B
    Rb: 37 Rubidium 85.468
    C
    Ru: 44 Ruthenium 101.07
    21. What element is radioactive?
    A
    Al: 13 Aluminium 26.982
    B
    Ac: 89 Actinium 227
    C
    Ag: 47 Silver 107.87
    22. What element is radioactive?
    A
    Th: 90 Thorium 232.04
    B
    Tm: 69 Thulium 168.93
    C
    Tb: 65 Terbium 158.93
    23. What element is radioactive?
    A
    Pt: 78 Platinum 195.08
    B
    Pa: 91 Protactinium 231.04
    C
    Pd: 46 Palladium 106.42
    24. What element is radioactive?
    A
    U: 92 Uranium 238.03
    B
    V: 23 Vanadium 50.942
    C
    W: 74 Tungsten 183.84
    25. What element is radioactive?
    A
    Np: 93 Neptunium 237
    B
    No: 102 Nobelium 259
    C
    Na: 11 Sodium 22.990
    26. What element is radioactive?
    A
    Pd: 46 Palladium 106.42
    B
    Pt: 78 Plutonium 195.08
    C
    Pu: 94 Plutonium 244
    27. What element is radioactive?
    A
    As: 33 Arsenic 74.922
    B
    Am: 95 Americium 243
    C
    Au: 79 Gold 196.97
    28. What element is radioactive?
    A
    Cm: 96 Curium 247
    B
    Ce: 58 Cerium 140.12
    C
    Cs: 55 Caesium 132.91
    29. What element is radioactive?
    A
    Bk: 97 Berkelium 247
    B
    Bi: 83 Bismuth 208.98
    C
    B: 5 Boron 10.811
    30. What element is radioactive?
    A
    Ce: 58 Cerium 140.12
    B
    Cf: 98 Californium 251
    C
    Cn: 112 Copernicium 285
    31. What element is radioactive?
    A
    Es: 99 Einsteinium 252
    B
    Eu: 63 Europium 151.96
    C
    Er: 68 Erbium 167.26
    32. What element is radioactive?
    A
    Fm: 100 Fermium 257
    B
    Fe: 26 Iron 55.845
    C
    F: 9 Fluorine 18.998
    33. What element is radioactive?
    A
    Md: 101 Mendelevium 258
    B
    Mg: 12 Magnesium 24.305
    C
    Mn: 25 Manganese 54.938
    34. What element is radioactive?
    A
    Nb: 41 Niobium 92.906
    B
    Na: 11 Sodium 22.990
    C
    No: 102 Nobelium 259
    35. What element is radioactive?
    A
    Li: 3 Lithium 6.941
    B
    La: 57 Lanthanium 138.91
    C
    Lr: 103 Lawrencium 262
    36. What element is radioactive?
    A
    Pt: 78 Platinum 195.08
    B
    Pm: 61 Promethium 145
    C
    Pd: 46 Palladium 106.42
    37. What element is radioactive?
    A
    Rf: 104 Rutherfordium 267
    B
    Rb: 37 Rubidium 85.468
    C
    Ru: 44 Ruthenium 101.07