When a nucleus undergoes alpha decay, _____. its atomic number increases by 2
A) its mass number decreases by 4
B) its atomic number increases by 2
C) it emits a positron
D) it emits an electron
Correct Answer:
Verified
Q7: Which of the following statements is true
Q8: In the context of the penetrating power
Q9: A positron is a negatively charged proton.
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Q13: Fusion does not produce the high-level radioactive
Q14: When a nucleus undergoes beta decay, _.
A)its
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Q17: Which of the following statements is true
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