General Knowledge - Basic General Knowledge - Discussion

Discussion Forum : Basic General Knowledge - Section 8 (Q.No. 34)
34.
The three abundant elements in the earth's crust are aluminium, oxygen and silicon. The correct order of their abundance is
oxygen, aluminium, silicon
aluminium, silicon, oxygen
oxygen, silicon, aluminium
silicon, oxygen, aluminium
Answer: Option
Explanation:
Oxygen (46.60%) Silicon (27.72%) Aluminium (8.13%)
Discussion:
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