Which row in the table correctly identifies the relative charge (in units of elementary charge eee) of alpha (α\alphaα), beta-minus (β−\beta^-β−), and gamma (γ\gammaγ) radiation?
Alpha (α)Beta-minus (β−)Gamma (γ)A+2−10B+20−1C−2+10D0−1+2 \begin{array}{c|c|c|c} \hline & \text{Alpha } (\alpha) & \text{Beta-minus } (\beta^-) & \text{Gamma } (\gamma) \\ \hline \text{A} & +2 & -1 & 0 \\ \text{B} & +2 & 0 & -1 \\ \text{C} & -2 & +1 & 0 \\ \text{D} & 0 & -1 & +2 \\ \hline \end{array} ABCDAlpha (α)+2+2−20Beta-minus (β−)−10+1−1Gamma (γ)0−10+2Row A
Row B
Row C
Row D
134 exam-style questions on CIE IGCSE Physics 5.2.2a Alpha, beta and gamma emission. Each one has a worked solution and a mark scheme showing where the marks go.