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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
- Oxidation state of iron in [Fe(H₂O)₅NO]SO₄ is
- In the manufacture of ethanol from starch by fermentation,
- What is the equivalent mass of IO₄⁻ when it is converted into I₂ in acid medium
- 1.0g of magnesium is burnt with 0.56 g O₂ in a closed vessel
- Last molecule of H₂O is evolved from H₂O₂ by
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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