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If the bond energies of H - H, Br - Br, and HBr are 433, 192 and 364 kJ mol–1 respectively, the ΔH° for the reaction H2(g) + Br2(g) → 2HBr(g) is [2004] 
  • a)
    – 261 kJ
  • b)
    + 103 kJ
  • c)
    + 261kJ
  • d)
    – 103 kJ
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
If the bond energies of H - H, Br - Br, and HBr are 433, 192 and 364 k...
= (433 + 192) - (2x364)
= 625 – 728 = – 103 kJ
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Most Upvoted Answer
If the bond energies of H - H, Br - Br, and HBr are 433, 192 and 364 k...
The question seems to be incomplete as it does not provide the bond energy for HBr. Please provide the bond energy for HBr, and I will be happy to assist you further.
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If the bond energies of H - H, Br - Br, and HBr are 433, 192 and 364 kJ mol–1respectively, the ΔH° for the reaction H2(g) + Br2(g) → 2HBr(g) is [2004]a)– 261 kJb)+ 103 kJc)+ 261kJd)– 103 kJCorrect answer is option 'D'. Can you explain this answer?
Question Description
If the bond energies of H - H, Br - Br, and HBr are 433, 192 and 364 kJ mol–1respectively, the ΔH° for the reaction H2(g) + Br2(g) → 2HBr(g) is [2004]a)– 261 kJb)+ 103 kJc)+ 261kJd)– 103 kJCorrect answer is option 'D'. Can you explain this answer? for Class 11 2024 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about If the bond energies of H - H, Br - Br, and HBr are 433, 192 and 364 kJ mol–1respectively, the ΔH° for the reaction H2(g) + Br2(g) → 2HBr(g) is [2004]a)– 261 kJb)+ 103 kJc)+ 261kJd)– 103 kJCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 11 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for If the bond energies of H - H, Br - Br, and HBr are 433, 192 and 364 kJ mol–1respectively, the ΔH° for the reaction H2(g) + Br2(g) → 2HBr(g) is [2004]a)– 261 kJb)+ 103 kJc)+ 261kJd)– 103 kJCorrect answer is option 'D'. Can you explain this answer?.
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