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Standard XII

Chemistry

Nuclear Fusion

The binding e...

Question

The binding energies of nuclei X and Y are E₁ and E₂ respectively. Two atoms of X fuse together to give one atom of Y and some amount of energy,Q is released. Then

Q = 2E₁ - E₂

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Q=E₂ - 2E₁

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Q<2E₁ - E₂

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Q> E₂ - 2E₁

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Solution

The correct option is B
Q=E₂ - 2E₁

During fusion , binding energy of daughter nucleus is always greater than the total binding energy of the parent nuclei. The difference of binding energies is released.

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Similar questions

The binding energies of nuclei X and Y are E₁ and E₂ respectively. Two atoms of X fuse together to give one atom of Y and some amount of energy,Q is released. Then

Q. The binding energies of nuclei

X

and

Y

are

E_{1}

and

E_{2}

respectively. Two atoms of

X

fuse to give one atom of

Y

and an energy

Q

is released. Then

\frac{N_{0}}{2}

atoms of

X (g)

are converted into

X^{+} (g)

by absorbing

E_{1}

energy.

2 N_{0}

atoms of

X (g)

are converted into

X^{-} (g)

by releasing

E_{2}

energy. Calculate the ionisation enthalpy and electron gain enthalpy of

X (g)

per atom.

A_{0} / 2

atoms of

X (g)

are converted into

X^{+} (g)

by absorbing energy

E_{1}

A_{0} / 2

X^{+} (g)

are converted into

X^{-} (g)

with the release of energy,

E_{2}

. Hence the ionisation energy and the electron affinity of

X (g)

are repectively _____ and _______.

N_o/2 atoms of X(g) are converted into X⁺(g) by energy E₁. N_o/2 atoms of X(g) are converted into X^-(g) by energy E₂. Hence the ionisation potential and electron affinity of X(g) per atom are:

A. 2E₁/N_o., 2(E₂-E₁)/N_o

B. 2E₁/N_o.,. 2E₂/N_o

C. E₁-E₂/N_{o. ,.}2E₂/N_o

D. None is correct

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The binding energies of nuclei X and Y are E1 and E2 respectively. Two atoms of X fuse together to give one atom of Y and some amount of energy,Q is released. Then

The correct option is B Q=E2 - 2E1During fusion , binding energy of daughter nucleus is always greater than the total binding energy of the parent nuclei. The difference of binding energies is released.

The binding energies of nuclei X and Y are E₁ and E₂ respectively. Two atoms of X fuse together to give one atom of Y and some amount of energy,Q is released. Then

The correct option is B
Q=E₂ - 2E₁

During fusion , binding energy of daughter nucleus is always greater than the total binding energy of the parent nuclei. The difference of binding energies is released.