Discussion :: General Science - Elements and Metals (Q.No.34)
The most important ore of aluminium is
Answer: Option D
Bauxite is an aluminium ore and is the main source of aluminium.
|Sriram said: (Nov 1, 2011)|
|Abundantly available in India, mainly at orissa region.|
|Ram said: (Jan 4, 2012)|
|Al2O3 is formulae|
|Tiana said: (Apr 26, 2014)|
|What is ore?|
|Shristi said: (Apr 7, 2015)|
|The chemical formula of Galena is PbS (plumbous sulphide), calamine is ZnCo3, calcite is CaCO3 and that of bauxite is Al2O3.2H2O.|
|Nitin said: (Jan 15, 2016)|
|Ore: A naturally occurring solid material from which a metal or valuable mineral can be profitably extracted.|
|Rethabile said: (Mar 14, 2017)|
|Why is it important?
Explain it clearly.
|Lakshanya said: (Jun 16, 2017)|
|Thank you @Shristi.|
|S.Vasanthi said: (Jul 24, 2017)|
|It is the main source of aluminum.|
|Anushka said: (Apr 21, 2021)|
|A) Galena also called lead glance, is the natural mineral form of lead sulfide. It is the most important ore of lead and an important source of silver.
B) Calamine is a historic name for an ore of zinc. The name calamine was derived from lapis calaminaris.
C) Calcite is a mineral consisting of calcium carbonate. It is a major constituent of sedimentary rocks such as limestone.
D) Bauxite is primarily comprised of aluminium oxide compounds (alumina), silica, iron oxides and titanium dioxide.
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