Which of the following elements is obtained commercially from seawater and salt brine?
A)beryllium
B)sulfur
C)potassium
D)magnesium
E)aluminum

Question

Quizplus · Accepted Answer

Magnesium is obtained commercially from seawater and salt brine through a process called the Dow process. The seawater and salt brine contain magnesium ions, which can be extracted by adding calcium hydroxide and then electrolysis. The other options (beryllium, sulfur, potassium, and aluminum) are not obtained commercially from seawater and salt brine.

Which of the Following Elements Is Obtained Commercially from Seawater