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Metals from seawater: Identify the metal commonly extracted from seawater. Focus on large-scale recovery from seawater/brine. Choose the correct metal.

Difficulty: Easy

Correct Answer: Magnesium

Explanation:

Concept

Seawater/brines are significant sources of magnesium (as MgCl2), later reduced or electrolyzed to Mg metal; NaCl is mainly for salt/chemical feedstock, not metal extraction directly from seawater.


Final Answer
Magnesium.

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