The atoms of same element which have the same atomic number but different mass numbers are known as?
ایک ہی عنصر کے ایٹم جن کا ایٹم نمبر ایک ہے لیکن ماس نمبر مختلف ہیں انہیں کیا کہتے ہیں؟
Answer: Isotopes
Explanation
Isotopes of an element have the same number of protons.
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