Which of the Following Reactions Is an Example of Alpha ${ } _ { 91 } ^ { 227 } \mathrm {~Pa} \rightarrow { } _ { 89 } ^ { 223 } \mathrm { Ac } + { } _ { 2 } ^ { 4 } \mathrm { He }$

question 94

Multiple Choice

Which of the following reactions is an example of alpha decay?

• A) \({ } _ { 91 } ^ { 227 } \mathrm {~Pa} \rightarrow { } _ { 89 } ^ { 223 } \mathrm { Ac } + { } _ { 2 } ^ { 4 } \mathrm { He }\)
• B) \({ } _ { 20 } ^ { 41 } \mathrm { Ca } + { } _ { - 1 } ^ { 0 } \mathrm { e } \rightarrow { } _ { 19 } ^ { 41 } \mathrm {~K}\)
• C) \({ } _ { 79 } ^ { 201 } \mathrm { Au } \rightarrow { } _ { 80 } ^ { 201 } \mathrm { Hg } + { } _ { - 1 } ^ { 0 } \beta\)
• D) \({ } _ { 63 } ^ { 150 } \mathrm { E } \mathbf { u } \rightarrow { } _ { 62 } ^ { 150 } \mathrm { Sm } + { } _ { + 1 } ^ { 0 } \beta\)
• E) \({ } _ { 26 } ^ { 58 } \mathrm { Fe } + { } _ { 0 } ^ { 1 } \mathrm { n } \rightarrow { } _ { 26 } ^ { 59 } \mathrm { Fe }\)

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