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Grade 9

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  • Latin name of Iron
    Ferrum
  • Atomic mass of Chlorine
    35.5
  • symbol of Chlorine
    cl
  • Identify the atomic mass of this element
    27
  • Identify the element whose atomic mass is 28
    Silicon
  • atomic mass of Potassium
    39
  • atomic mass of calcium
    40
  • Latin name of Copper
    Cuprum
  • Select the element whose atomic mass is 12a) C b) Ca c) Cr d) Cl
    C- Carbon
  • Select one element whose atomic mass is 24
    Mg