Exam-style question
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What is the charge of a proton and its corresponding antiparticle?.
- A.Positive for proton, negative for antiproton
- B.Negative for proton, positive for antiproton
- C.Neutral for both
- D.Positive for both
Model answer
What a good answer should say
- Positive for proton, negative for antiproton
Explanation
Why this works
A proton has a positive charge, while its antiparticle, the antiproton, has an equal but opposite negative charge.
Common mistake
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