Enthalpy of CH₄ + ¹/² O₂ → CH₃OH is negative. If enthalpy of combustion of CH₄

Enthalpy Of Ch O Choh Is Negative Chemistry Question

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.

Related Questions:

  1. If pressure is constant, the rate of diffusion varies with … proportional to density
  2. Equal volumes of two monatomic gases,A and B at same temperature and pressure
  3. In third group, iron gives blood red colouration with ammonium thiocyanate
  4. Electrolytic reduction of nitrobenzene in weakly acidic medium gives
  5. If concentration of reactants is increased by ‘x’,then the K becomes

Topics: Thermodynamics (179)
Subject: Chemistry (2512)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*