Multiple choice

Among the following electrodes --------------------- is used to measure the hydrogen ion concentration.

  1. Gas diffusion electrodes

  2. Fluoride selective electrode

  3. Quinhydrone electrode

  4. Plate electrode

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The quinhydrone electrode is a type of redox electrode which can be used to measure the hydrogen ion concentration (pH) of a solution in a chemical experiment. It provides an alternative to the commonly used glass electrode in a pH meter.