Multiple Choice
A radioactive atom X emits a - particle.The resulting atom:
A) must be very reactive chemically
B) has an atomic number that is one more than that of X
C) has a mass number that is one less than that of X
D) has an atomic number that is one less than that of X
E) is the same chemical element as X
Correct Answer:

Verified
Correct Answer:
Verified
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