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The bond dissociation energies of H₂, Cl₂ and HCl are 104, 58, and 103 kcal mol⁻¹ respectively. The enthalphy of formation of HCl would be
Options
(a) -22 Kcal mol⁻¹
(b) -44 Kcal mol⁻¹
(c) 44 Kcal mol⁻¹
(d) -11 Kcal mol⁻¹
Correct Answer:
-22 Kcal mol⁻¹
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Thermodynamics
(179)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- During a redox titration involving a solution containing Fe²⁺ ions against MnO₄⁻
- Aluminium (III) chloride forms a dimer because aluminium
- The best coagulant for the precipitation of Fe(OH)₃ is
- A sample of CaCO₃ is 50% pure. On heating 1.12 L of CO₂ at STP is obtained
- Benzaldehyde condenses with N,N-dimethylaniline in presence of anhydrous ZnCl₂
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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