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Enthalpy of CH₄ + ¹/² O₂ → CH₃OH is negative. If enthalpy of combustion of CH₄ and CH₃OH are x and y respectively. Then which relation is correct
Options
(a) x > y
(b) x < y
(c) x = y
(d) x > y
Correct Answer:
x < y
Explanation:
CH₄ + 1/2 O₂ → CH₃OH, ΔH = x -y; Given ΔH = negative. hence, x-y < 0, or n < y.
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Topics: Thermodynamics
(179)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The most suitable method of the separation of a 1:1 mixture of ortho-and para
- A certain current liberated 0.504 g of hydrogen in 2 hours. How many grams
- How many grams of dibasic acid (mol.wt.200) should be present in 100 mL.
- The coordination number of Na⁺ in NaCl is
- What is the oxidation number of Co in [Co(NH₃)₄Cl(NO₂)]
Topics: Thermodynamics (179)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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