_____________ have the same mass number, but different nuclear charge ?
Correct answer: B. Isobars
- A. Isotopes
- B. Isobars
- C. Isotones
- D. None of these
Explanation
Isobars have the same mass number but different atomic numbers, meaning their nuclei contain the same total nucleons but different proton numbers. Isotopes, in contrast, have the same atomic number.
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