When an Alpha Particle Hits A ${ } _ { 19 } ^ { 39 } \mathrm {~K}$

question 55

Multiple Choice

When an alpha particle hits a ${ } _ { 19 } ^ { 39 } \mathrm {~K}$
Nucleus,one of the products is a proton.The other product is

• A) \({ } _ { 18 } ^ { 36 } \mathrm { Ar }\)
• B) \({ } _ { 17 } ^ { 38 } \mathrm { Cl }\)
• C) \({ } _ { 20 } ^ { 42 } \mathrm { Ca }\)
• D) none of these.

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