Chemical Process Cation exchanger is regenerated usually with NaOH H₂SO₄ Alum solution Hydrazine NaOH H₂SO₄ Alum solution Hydrazine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is used as a flux in the extraction of iron from iron ore (hametite) in blast furnace. Bauxite Quartz Manganese Limestone Bauxite Quartz Manganese Limestone ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coke used for the production of calcium carbide should have High electrical resistivity All of these Low ignition temperature Low ash content High electrical resistivity All of these Low ignition temperature Low ash content ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a coagulant in treating turbid water? Chlorine Ferric sulphate Calcium sulphate Activated carbon Chlorine Ferric sulphate Calcium sulphate Activated carbon ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Basic oxide is absent in __________ glass. Flint Pyrex Quartz All of these Flint Pyrex Quartz All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an endothermic reaction? Thermal dissociation of iron pyrites Both B and C C + H₂O = CO + H₂ Absorption of SO₃ in 98% H₂SO₄ Thermal dissociation of iron pyrites Both B and C C + H₂O = CO + H₂ Absorption of SO₃ in 98% H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
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