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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
- The most probable radius (in pm) for finding the electron in He⁺ is
- The electrophile in the nitration of benzene is
- Why do calcium ions make water hard but sodium ions do not
- A liquid is in equilibrium with its vapour at its boiling point
- Silver sulphide dissolves in a solution of sodium cyanide to form the complex
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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