Th disintegrates into radium (Ra) by emission of two alpha and two beta particles as in equation.

      

Th disintegrates into radium (Ra) by emission of two alpha and two beta particles as in equation.
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State
i) The atomic number of the daughter nuclide
ii) The mass number of the daughter nuclide

  

Answers


sharon
i) A = 233 – 8 = 225
ii) Z = 90 – [(2 x2) + (2x – 1)]
= 90 – (4 – 2)
= 90 – 2 = 88
sharon kalunda answered the question on April 5, 2019 at 14:35


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