Consider the following statements `:`   `S_(1) :` In extration of iron from haematite ore,
Channel: Doubtnut
Date: 2020-04-12

Consider the following statements `:`   `S_(1) :` In extration of iron from haematite ore, the reduction  reactions take place only in the lower temperature range in the blast furnace.   `S_(2) :` Calamine in an carbonate ore of zince.   `S_(3) :` The principle ore of aluminium , bauxite , usually contains silica, iron oxides and titanium oxide as impurities.   `S_(4) :` Solidified copper obtained from silica lined conventor ( Bessemer converter ) has blistered appearance due to the evolution of `SO_(2)`.   and arrange in the order of true `//` false.