Ion or neutral atom?

  • #1

Homework Statement



An atom of 28_13 AI decays into stable nuclide 28_14 Si by emitiing a beta particle.
What's 28_14 Si ?
the ans given is positive ion?

in my opinion, it should be a neutral atom... which is correct?

Homework Equations




The Attempt at a Solution

 

Answers and Replies

  • #2
Doc Al
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What's your reasoning? Hint: What's a beta particle?
 
  • #3
If the 28 _13 nucleus decay then the positive ion is formed? Am I right? But here's an atom not nucleus
 
  • #4
haruspex
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If the 28 _13 nucleus decay then the positive ion is formed? Am I right? But here's an atom not nucleus
Think about conservation of charge. If a beta particle is emitted, what does that tell you about what remains?
 
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