Liquid and polymer membranes for ion-selective electrodes utilize a hydrophobic organic ion exchanger or neutral carrier molecule which is known as a/an ______, an example of which is ______ that is selective for potassium ions.

Question

Quizplus · Accepted Answer

An ionophore is a hydrophobic organic ion exchanger or neutral carrier molecule that is incorporated into an ion-selective phase which has selectivity for the ion of interest.An example of an ionophore is the antibiotic valinomycin, which has excellent selectivity for potassium ions.

Liquid and Polymer Membranes for Ion-Selective Electrodes Utilize a Hydrophobic