The most common ores of iron include
...The most common ores of iron include
haematite, malachite and limonite
chalcocite, calamine and bornite
magnetite, haematite and limonite
magnetite, chalcocite and bornite
Correct answer is C
The most common ores of iron are magnetic, haematite and limonite
The petroleum fraction that is used in heating furnaces in industries is ...
What is the common name for ethanoic acid? ...
The presence of nitrogen in air is to slow down ...
Which of the following compounds will form a solution if exposed to air? ...
From the diagram above, find the amount of solute deposited when 200 cm33 of the solution is co...
Consecutive members of an alkane homologous serires differ by ...
The reagent that can be used to distinguish ethene from ethyne is ...