All of the following statements concerning sodium are correct EXCEPT
A) most sodium compounds are water soluble.
B) sodium is soft and easily cut with a knife.
C) sodium is usually found in nature as the reduced metal or as a sulfide salt.
D) sodium ions help regulate osmotic pressure in the human body.
E) sodium is commercially prepared by electrolysis of molten NaCl.

Question

Quizplus · Accepted Answer

Sodium is commonly found in nature as the oxidized ion, such as in rock salt (NaCl) or in various sodium compounds like sodium carbonate (Na2CO3). It is not typically found in nature as the reduced metal or a sulfide salt.

All of the Following Statements Concerning Sodium Are Correct EXCEPT