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Gibbs Free Energy Questions

Practice 10 Gibbs Free Energy questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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10
Total Questions
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2
Easy
🟡
6
Medium
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2
Hard
Practice by Exam:Chemistry(10)

About Gibbs Free Energy — practice questions, PYQs & concepts

Gibbs Free Energy is a frequently-tested topic on Chemistry. ExamTest.live currently lists 10 Gibbs Free Energy questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Gibbs Free Energy weight in competitive exams

Across our Gibbs Free Energy question bank, the largest sources are Chemistry (10). Click any exam chip above to drill down to that exam-specific question set.

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All Gibbs Free Energy Questions(1–10 of 10)

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Q1mediummcqChemistryNEET (UG) 20172026
0% accuracy
For a given reaction, and . The reaction is spontaneous at: (Assume that and do not vary with temperature)
Q2mediummcqChemistryNEET 20192026
0% accuracy
For the cell reaction:
2Fe
3+
(aq)+2I
−
(aq)→2Fe
2+
(aq)+I
2
​
(aq)
E
Cell
∘
​
=0.24V at 298K. The standard Gibbs energy (Δ
r
​
G
∘
) of the cell reaction is:
Q3mediummcqChemistryAIEEE2026
Standard entropy of , and are , and , respectively. For the reaction , . For the reaction to be at equilibrium, the temperature will be:
Q4easymcqChemistryChemistry
For the gas phase reaction , which of the following conditions is correct?
Q5hardmcqChemistryChemistry
Standard free energies of formation at are and for and pentane respectively. The value of for the pentane-oxygen fuel cell is:
Q6hardmcqChemistryChemistry
Given:(i) , (ii) , Electrode potential, for the reaction, , will be:
Q7easymcqChemistryChemistry
The values of and for the reaction are and respectively. This reaction will be spontaneous at:
Q8mediummcqChemistryChemistry
For the reduction of silver ions with copper metal, the standard cell potential was found to be at . The value of standard Gibbs energy, will be ():
Q9mediummcqChemistryChemistry
In which of the following reactions, standard reaction entropy change () is positive and standard Gibb’s energy change () decreases sharply with increasing temperature?
Q10mediummcqChemistryChemistry
If the for a given reaction has a negative value, which of the following gives the correct relationships for the values of and ?

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