For indicator electrodes,which statements are true?
I Indicator electrodes are made from relatively inert metals.
II Indicator electrodes work best when the electrode surface is large and clean.
III Platinum is a common indicator electrode.
IV Platinum electrodes are more inert than gold electrodes.

Question

Quizplus · Accepted Answer

Statement I is true - indicator electrodes are usually made from relatively inert metals like platinum, gold, or silver.
Statement II is true - indicator electrodes work best when the electrode surface is large and clean.
Statement III is true - platinum is a common indicator electrode.
Statement IV is false - gold electrodes are actually more inert than platinum electrodes.

For Indicator Electrodes,which Statements Are True