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identify the missing product in the following nuclear equation:

238 U --> 4He +


92 2

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Let unknown isotope al x
A = mass number
2 = atomic number
x - symbol of element
Nuclear equation.
92 U -He
Balance atomic number
92 = 2+ 7
92 - 2 = 2
90 = 2
Atomic number 90 is for...

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