Which of the following statements concerning potassium and its compounds is false?
A)Potash consists mostly of potassium carbonate.
B)Potassium is so soft that it can be cut with a butter knife.
C)Potassium reacts with oxygen to produce potassium superoxide.
D)Potassium superoxide is used in self-contained breathing apparatuses.
E)Potassium metal is prepared by electrolysis of potassium chloride.

Question

Quizplus · Accepted Answer

Potassium metal is not typically prepared by electrolysis of potassium chloride; instead, it is usually produced by the reduction of molten potassium chloride with sodium.

Which of the Following Statements Concerning Potassium and Its Compounds