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Beta Decay

21. Nuclear Chemistry / Beta Decay / Problem 2

Write down the balanced nuclear equation for the beta emission of barium-138.

A

₅₆¹³⁸Ba → ₅₆¹³⁷Ba + ₀^-1e

B

₅₆¹³⁸Ba → ₅₇¹³⁸La + _-1⁰e

C

₁₃₈⁵⁶Ba → ₁₃₈⁵⁷La + _-1⁰e

D

₅₆¹³⁸Ba → ₅₅¹³⁸Cs + _-1⁰e

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