Question

The correct set of carbonate ore is:
(a) Magnesite
(b) Siderite
(c) Zincite
(d) Argentite

• A. a, b
• B. a, d
• C. c, d
• D. b, c

Answer 1

The correct option is A a, b

$CaC{O}_3\to$ Lime stone

$MgC{O}_3\to$ Magnesite

$CaC{O}_{3}MgC{O}_3\to$ Dolomite

$FeC{O}_3\to$ Siderite

$ZnC{O}_3\to$ Calamine

$Cu(OH{)}_2.CuC{O}_3\to$ Malachite or Basic Copper carbonate

$Cu(OH{)}_2.2CuC{O}_3\to$ Azurite

$PbC{O}_3\to$ Cerrusite

$SrC{O}_3\to$ Strontianite