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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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(179)
Subject: Chemistry
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Addition of phosphate fertilizers into water leads to
- The solubility of anhydrous AlCl₃ and hydrous AlCl₃ in diethylether are S₁
- The correct order of stability of the superoxides is
- If 900 J/g of heat is exchanged at boiling point of water, then what is increase
- Oxidation number of iodine in IO₃⁻, IO₄⁻, KI and I₂ respectively are
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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