Nuclear Chemistry and RadioactivityhardMCQ SINGLE⭐ Must-Do

A graphical plot of Average Binding Energy per Nucleon versus Mass Number reveals the relative stabiNuclear Chemistry and Radioactivity Chemistry Question

Question

A graphical plot of Average Binding Energy per Nucleon versus Mass Number reveals the relative stability of elements. According to this curve, which element resides at the absolute maximum peak, making it thermodynamically the most stable nucleus?

Answer: B

💡 Solution & Explanation

The binding energy per nucleon is maximum for Iron ($8.79\text{ MeV}$), placing it at the peak of the stability curve. Elements with higher or lower mass numbers are less stable and tend to undergo fission or fusion to approach this intermediate mass range.

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