A radioactive isotope that emits an alpha particle will change in what respect?
A)Atomic number decreases by four.
B)Mass number decreases by four.
C)Both choices a and b are valid.
D)None of the above choices are valid.

Question

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The Answer of A radioactive isotope that emits an alpha particle will change in what respect?
A)Atomic number decreases by four.
B)Mass number decreases by four.
C)Both choices a and b are valid.
D)None of the above choices are valid.

A Radioactive Isotope That Emits an Alpha Particle Will Change