Aluminum Has Atomic Number 13, Helium Has Atomic Number 2 $\rightarrow$

question 2

Multiple Choice

Aluminum has atomic number 13, helium has atomic number 2, and silicon has atomic number 14. In the nuclear reaction ²⁷Al + ⁴He $\rightarrow$ ³⁰Si + ( ) the missing particle is:

• A) an \(\alpha\) particle
• B) a positron
• C) a electron
• D) proton
• E) neutron

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