Question

Which of the following is not the disadvantage of glass electrodes?

(a) Poor readings are obtained in buffered or unbuffered solutions

(b) The electrode must be washed thoroughly with distilled water to obtain proper results

(c) Materials suspended on glass should be wiped out neatly to obtain proper results

(d) It is affected by oxidation reduction potentials in the solution

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This question is from Hydrogen and Glass Electrodes topic in section pH Meters and Ion Analysers of Analytical Instrumentation

Answer 1

The correct option is (d) It is affected by oxidation reduction potentials in the solution

The explanation: It is affected by oxidation reduction potentials in the solution. It is an advantage of the glass electrode.