October 2018 2 128 Report

Zad.1

Oblicz ile protonów i neutronów znajduje się w nuklidach:

a)⁴⁰₁₉K

b)²³₁₁Na

Zad.2

Wskaż symbole, będące w danym szeregu izotopami:

³⁹₁₉X, ¹⁹⁴₇₈X, ⁶⁴₂₈X, ⁶⁴₃₀X, ⁴⁰₁₉X, ⁶⁸₃₀X, ⁴⁰₂₀X


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