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Which of the Following Is an Example of Roasting

Question 7

Multiple Choice

Which of the following is an example of roasting?

A) CaCO₃(s) Which of the following is an example of roasting? A) CaCO3(s) CaO(s) + CO2(g) B) PbO(s) + CO(g) Pb(l) + CO2(g) C) SnO2(s) + 2C(s) Sn(l) + 2CO(g) D) Ni(OH) 2(s) NiO(s) + H2O(g) E) 2CuS(s) + 3O2 2CuO(s) + 2SO2(g) CaO(s) + CO₂(g)
B) PbO(s) + CO(g) Which of the following is an example of roasting? A) CaCO3(s) CaO(s) + CO2(g) B) PbO(s) + CO(g) Pb(l) + CO2(g) C) SnO2(s) + 2C(s) Sn(l) + 2CO(g) D) Ni(OH) 2(s) NiO(s) + H2O(g) E) 2CuS(s) + 3O2 2CuO(s) + 2SO2(g) Pb(l) + CO₂(g)
C) SnO₂(s) + 2C(s) Which of the following is an example of roasting? A) CaCO3(s) CaO(s) + CO2(g) B) PbO(s) + CO(g) Pb(l) + CO2(g) C) SnO2(s) + 2C(s) Sn(l) + 2CO(g) D) Ni(OH) 2(s) NiO(s) + H2O(g) E) 2CuS(s) + 3O2 2CuO(s) + 2SO2(g) Sn(l) + 2CO(g)
D) Ni(OH) ₂(s) Which of the following is an example of roasting? A) CaCO3(s) CaO(s) + CO2(g) B) PbO(s) + CO(g) Pb(l) + CO2(g) C) SnO2(s) + 2C(s) Sn(l) + 2CO(g) D) Ni(OH) 2(s) NiO(s) + H2O(g) E) 2CuS(s) + 3O2 2CuO(s) + 2SO2(g) NiO(s) + H₂O(g)
E) 2CuS(s) + 3O₂ Which of the following is an example of roasting? A) CaCO3(s) CaO(s) + CO2(g) B) PbO(s) + CO(g) Pb(l) + CO2(g) C) SnO2(s) + 2C(s) Sn(l) + 2CO(g) D) Ni(OH) 2(s) NiO(s) + H2O(g) E) 2CuS(s) + 3O2 2CuO(s) + 2SO2(g) 2CuO(s) + 2SO₂(g)