The process of depositing a thin layer of zinc on iron articles is called ______________

Zinc can be coated on iron to produce galvanised iron but the reverse is not possible. It is because

describe the extraction of iron;

If zinc metal was placed in an iron nitrate solution, the products of this reaction would be:Group of answer choicesOxygen gas and hydrogen gasNo reactionAn alloy of zinc and iron along with nitrate ionsIron metal and zinc nitrate

Rusting of iron is a chemical reaction. The reaction can be termed as :Select an answerAdisplacementBcombinationCdouble decompositionDsubstitution

The reaction 2ZnS+3O2→2ZnO+2SO2 in the metallurgical process of zinc is calledCalcinationCupellationSmeltingRoasting