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Question
Which element is found in both mantle and crust?
Options
Silica
Magnesium
Aluminium
Iron
MCQ
Solution
Silica
Explanation:
Silica is the most abundant material found in both crust and mantle.
Mass percentage of silica in Crust = 60.6%
Mass percentage of silica in Mantle = 44.71%
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Mantle
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