A. the same number of electric charges on the nucleus
B. the same chemical properties
C. different nucleon numbers
D. different proton numbers
E. different atomic masses
Correct Answer:
Option D – different proton numbers
A. the same number of electric charges on the nucleus
B. the same chemical properties
C. different nucleon numbers
D. different proton numbers
E. different atomic masses
Correct Answer:
Option D – different proton numbers
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