Radioactivity (A-level only)

Which statement about this reaction is not true?

$54140Xe^{140}_{54}\text{Xe}$ has the greatest binding energy per nucleon of the three nuclides.

The mass of $92235U^{235}_{92}\text{U}$ is greater than the sum of the masses of $54140Xe^{140}_{54}\text{Xe}$ and $3894Sr^{94}_{38}\text{Sr}$ .

The binding energy of the free neutrons in the reaction is zero.

The total binding energy of $92235U^{235}_{92}\text{U}$ is greater than the total binding energy of $54140Xe^{140}_{54}\text{Xe}$ .

Radioactivity (A-level only) Questions

Which statement about this reaction is not true?

$54140Xe^{140}_{54}\text{Xe}$ has the greatest binding energy per nucleon of the three nuclides.

The mass of $92235U^{235}_{92}\text{U}$ is greater than the sum of the masses of $54140Xe^{140}_{54}\text{Xe}$ and $3894Sr^{94}_{38}\text{Sr}$ .

The binding energy of the free neutrons in the reaction is zero.

The total binding energy of $92235U^{235}_{92}\text{U}$ is greater than the total binding energy of $54140Xe^{140}_{54}\text{Xe}$ .