Chemistry · Electrochemistry

What is the standard electromotive force (emf) of a hydrogen-oxygen fuel cell at 298 K?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

13.69 V
21.23 V✓
30.62 V
42.46 V

Correct answer

1.23 V

Download Single Question PDF

Save this question and verified answer as a clean study sheet with live clickable link.

👥

Share with Friends & Study Groups

Challenge your peer aspirants on WhatsApp or Telegram to solve this question!

Online Test Series

Preparing for Chemistry?

Practice full-length Chemistry mock tests with real exam timers, instant score analysis, and all-India ranking.

Attempt Electrochemistry MCQs →All Mock Tests

Chapter Practice

Want more practice questions on Electrochemistry?

Solve complete topic-wise tests with detailed solutions on GkGet.

Practice Electrochemistry MCQs →

Recommended practice questions in Chemistry · Electrochemistry

Browse More Chemistry →

Calculate the oxidation potential (emf) of the given half-cell: Pt(s) | H2(g, 2 atm) | HCl(aq, 0.02 M) Given E°H2/H+ = 0 V, 2.303 RTF = 0.059, and log 2 = 0.3010.

Solve Question→

A solution of copper sulphate is electrolysed for 10 minutes with a current of 1.5 amperes. The mass of copper deposited at cathode is: (Given: Molar mass of Cu = 63 g mol-1, 1 F = 96487 C mol-1)

Solve Question→

What is the standard electromotive force (emf) of a hydrogen-oxygen fuel cell at 298 K?

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Chemistry?

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions

What is the standard electromotive force (emf) of a hydrogen-oxygen fuel cell at 298 K?

Download Single Question PDF

Share with Friends & Study Groups

Preparing for Chemistry?

Related Practice Questions

Practice by Subject

Practice by Exam

Topic-Wise Solved Questions