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For the reactions 2 Cl(g) to Cl(2) (g)...

For the reactions
`2 Cl(g) to Cl_(2) (g)`, what are the signs of `Delta H and Delta S` ?

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`Delta H`, It will be negative (-ve) because energy is released in bond formation.
`Delta S`, negative (-ve) because entropy decreases when ato combine to from molecules.
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OMEGA PUBLICATION-THERMODYNAMICS-MULTIPLE CHOICE QUESTIONS (MCQ)
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  2. The intensive property among these quantities is

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  3. Identify the extensive property among the followings

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  4. An adiabatic expansion of an ideal gas always has

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  5. During isothermal expansion of an ideal gas, its

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  6. Enthalpy of a reaction Delta H is expressed as

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  8. According to the second law of thermodynamics , a process (reaction is...

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  9. Considering entropy (S) as a thermodynamic parameter the criterion fo...

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  10. Delta G = Delta H - T Delta S was given by

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  11. What is pistil?

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  12. The occurrence of reaction is impossible if

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  13. One calorie is equivalent to

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  14. For an adiabatic proces which of the following relations is correct ?

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  15. For the reactions : C(s) + O(2) (g) to CO(2) (g)

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  16. For the reaction : C(3)H(8)(g) + 5O(2) (g) to 3 CO(2) (g) + 4H(2) O...

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  21. For a reversible process at equilibrium, the change in entropy may be ...

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