Q208
Which metal is extracted from sea water?
A.
Potassium
B.
Magnesium
AnswerC.
Aluminium
D.
Beryllium
Answer: Option B
Solution
Answer: Option B
Solution:
The elements dissolved in sea water have been commercially extracted in many quantity. They are sodium and chlorine in the form of common salt, magnesium and some of its compounds, and bromine.