JEE Main 2025 · 22 January · evening · Single correct · +4 / −1

Given below are two statements :
Statement (I) : Corrosion is an electrochemical phenomenon in which pure metal acts as an anode and impure metal as a cathode.
Statement (II) : The rate of corrosion is more in alkaline medium than in acidic medium.
In the light of the above statements, choose the correct answer from the options given below :

  1. (a) Both Statement I and Statement II are true
  2. (b) Both Statement I and Statement II are false
  3. (c) Statement I is true but Statement II is false
  4. (d) Statement I is false but Statement II is true
Answer and solution

Answer (c) Statement I is true but Statement II is false

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Asked about 170 times in JEE Main since 2020. This question is from 2025.