Explanation:
you sure that the question is complete?
Yes you are right cuz charging by friction cant be done in fluids( liquid and gas)
The question "<span>In a redox reaction the substance that accepts electrons is said to be?" is a bit vague. By definition, a "redox" or "reduction" reaction is one where classified by a gain of electrons. On the other hand, if it is a loss of electrons, then it is an oxidation reaction.</span>