In electrolysis of NaCl when Pt electrode is taken then H₂ is liberated at cathode

⇦

⇨

In electrolysis of NaCl when Pt electrode is taken then H₂ is liberated at cathode while with Hg cathode it forms sodium amalgam

Options

(a) Hg is more inert than Pt
(b) More voltage is required to reduce H⁺ at Hg than at Pt
(c) Na is dissolved in Hg while it does not dissolve in Pt
(d) Conc. of H⁺ ions is larger when Pt electrode is taken

Correct Answer:

More voltage is required to reduce H⁺ at Hg than at Pt

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

1. Which of the following is the least stable and its existence is doubtful
2. For which one of the following minerals, the composition given is incorrect
3. The volume of 3.0 N-H₂O₂ strength is
4. The volume of 0.05 M KMnO₄ solution required to oxidized completely 2.70g
5. Which responds to +ve iodoform test

Topics: Electrochemistry and Chemical Kinetics (87)
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.

---

Share this page with your friends