Occurrence of Elements in Nature
Occurrence of Elements in Nature: Overview
This topic covers concepts, such as Metallurgy, Occurrence of Elements, Minerals and Ores, Oxide Ores, Sulphide Ores, Halide Ores, Nitrate Ores, Carbonate Ores and Oxy-Salt Ores.
Important Questions on Occurrence of Elements in Nature
Casseterite is ore of
The pair having oxide and carbonate ore respectively
The ore which does not contain iron is
Bauxite is the ore of
Pyrolusite is
Black Jack is-
Which one is mineral of manganese-
Which of the following contain both calcium and magnesium-
The most abundant element found in the earth's crust is-
Oxidation states of the metal in the minerals haematite and magnetite, respectively.
Which of the following an example of oxy-salt ores?
Which of the following an example of oxy-salt ores?
A number of elements are available in earth’s crust but most abundant elements are _____.
Which of the following is magnetite?
Which of the following is not a carbonate ore?
Which one of the following is not a sulphide ore?
The name of the metal which is extracted from the ore is given below. Mark the example which is not correct.
Which of the following is not an ore of magnesium?
Which of the following examples is not correctly matched?
Which of the following is not the correct name of the formula of the ore given with it?
