The three most abundant elements in the Earth's crust are:
- A$O, Si, Al$
- B$Si, O, Fe$
- C$Fe, Ca, Al$
- D$Si, O, N$
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Which of the following minerals does not contain iron?
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View SolutionDefine the following terms:
$(i)$. Minerals
$(ii)$. Ores
$(iii)$. Metallurgy
$(iv)$. Gangue
$(i)$. Minerals
$(ii)$. Ores
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View SolutionWhich of the following is $NOT$ an ore of iron?
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Litharge $(PbO)$ is an ore/mineral of which element?
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