Chemical Process Which is the main reducing agent during production of iron from iron ore in a blast furnace? CO₂ CO C H₂ CO₂ CO C H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Alum [Al2(SO₄)₃] is used as a coagulant in water treatment to remove Colour Turbidity All of these Bacteria Colour Turbidity All of these Bacteria ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Presence of sodium tripolyphosphate (an additive) in synthetic detergent Does not allow redeposition of dirt on the cleaned surface Inhibits its corrosive effects None of these Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions) Does not allow redeposition of dirt on the cleaned surface Inhibits its corrosive effects None of these Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Prussian blue is chemically represented by FeO.TiO₂ AlF₃ . 3NaF Ca SO₄ . 2H₂O Fe₄ [Fe (CN₆)₃] FeO.TiO₂ AlF₃ . 3NaF Ca SO₄ . 2H₂O Fe₄ [Fe (CN₆)₃] ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Lindane is Not a fumigant Both B and C A by-product of BHC manufacture BHC (Benzene Hexa Chloride) containing 99% γ-isomer Not a fumigant Both B and C A by-product of BHC manufacture BHC (Benzene Hexa Chloride) containing 99% γ-isomer ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Resistance to fusion of the refractory under a steady rising temperature condition is called Refractoriness Spalling Neither A nor B Both A & B Refractoriness Spalling Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
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