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Atoms and Nuclei question

2009 · Shift 0 · Q50
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  5. /2009 · Shift 0 · Q50

Atoms and Nuclei question

2009 · Shift 0 · Q50

JEE MainPhysicsAtoms and NucleiMCQ+4 / −1
AIEEE 2009 Physics - Atoms and Nuclei Question 229 English The above is a plot of binding energy per nucleon Eb,{E_b},Eb​, against the nuclear mass M;A,B,C,D,E,FM;A,B,C,D,E,FM;A,B,C,D,E,F correspond to different nuclei. Consider four reactions : (i)          A+B→C+ε          (ii)          C→A+B+ε          (iii)      D+E→F+ε          (iv)         F→D+E+ε,          \begin{aligned} & \left( i \right)\,\,\,\,\,\,\,\,\,\,A + B \to C + \varepsilon \,\,\,\,\,\,\,\,\,\,\left( {ii} \right)\,\,\,\,\,\,\,\,\,\,C \to A + B + \varepsilon \,\,\,\,\,\,\,\,\,\, \\ & \left( {iii} \right)\,\,\,\,\,\,D + E \to F + \varepsilon \,\,\,\,\,\,\,\,\,\,\left( {iv} \right)\,\,\,\,\,\,\,\,\,F \to D + E + \varepsilon ,\,\,\,\,\,\,\,\,\,\, \\\end{aligned}​(i)A+B→C+ε(ii)C→A+B+ε(iii)D+E→F+ε(iv)F→D+E+ε,​ where ε\varepsilonε is the energy released? In which reactions is ε\varepsilonε positive?
  1. A
    (i)(i)(i) and (iii)(iii)(iii)
  2. B
    (ii)(ii)(ii) and (iv)(iv)(iv)
  3. C
    (ii)(ii)(ii) and (iii)(iii)(iii)
  4. D
    (i)(i)(i) and (iv)(iv)(iv)
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