Among the following statements, the incorrect one is `:`

Options

A. calamine and siderite are carbonates
B. argentite and bauxite are oxides
C. zinc blende and galena are sulphides
D. malachite and azurits are ores of copper.

Answer

2

Explanation

`(1)` Calamine in `ZnCO_(3)` and siderite is `FeCO_(3)`
`(2)` Argentite is `Ag_(2)S` while bauxite is `Al_(2)O_(3).2H_(2)O`
`(3)` Zinc blende is `ZnS` and galena is `PbS`
(4) Malachite is `CuCO_(3) .Cu(OH)_(2)` and azurite is `2CuCO_(3).Cu(OH)_(2)`