Which metal is most dominant in earth crust?
A. O
B. Si
C. Al
D. Fe
Answer: Option C
Solution (By Examveda Team)
Aluminum is the metal that is most dominant in the earth's crust. It is the most abundant metal in the Earth's crust which is about 8.23% and the third most abundant of all the elements after Oxygen and silicon. It is rarely found uncombined in nature, It is usually found in minerals such as Bauxite and cryolite.Related Questions on Soil Science
Sources of negative charges on silicate clays is/are
A. Exposed crystal edges
B. Isomorphus substitution
C. Anion exchange
D. All of these
The most conspicuous chemical change that take place when soil is flooded is reduction of
A. Fe
B. P
C. S
D. None of these

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