the percentage by weight of metal available on the earth is maximum for a(O) b(Si) c(fe) D(Al)
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a (O) is the maximum on the earth
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Answer: The correct answer is Option D.
Explanation:
Percentage abundance by weight of the elements given are:
Oxygen: 46.1%
Silicon: 28.2%
Iron: 5.63%
Aluminium: 8.23%
We are asked the maximum percentage by weight of a metal.
From the given elements:
Oxygen is a non-metal.
Silicon is a metalloid.
Iron and Aluminium is a metal.
From the given data, the maximum percentage abundance by weight is maximum for aluminium.
Hence, the answer is option D.
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