Chemical Process Fluorescent dyes are added in detergents to Act as tarnish inhibitor for metals like German silver None of these Attain distinctiveness from other brands Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics Act as tarnish inhibitor for metals like German silver None of these Attain distinctiveness from other brands Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an endothermic reaction? Both B and C C + H₂O = CO + H₂ Thermal dissociation of iron pyrites Absorption of SO₃ in 98% H₂SO₄ Both B and C C + H₂O = CO + H₂ Thermal dissociation of iron pyrites Absorption of SO₃ in 98% H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrodenation of vegetable oils is a/an __________ reaction. Homogenous Exothermic Autocatalytic Endothermic Homogenous Exothermic Autocatalytic Endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not a raw material used for the manufacture of ordinary glass? Iron oxide Limestone Silica Soda ash Iron oxide Limestone Silica Soda ash ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Salt is the basic raw material for the manufacture of Glass Caustic soda Potteries Cement Glass Caustic soda Potteries Cement ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Presence of carbonaceous matter in the sewage All of these Reduces sulphate ions to sulphides causing obnoxious smell Increases the quantity of chlorine used for its purification Causes reduction in its dissolved oxygen content thereby endangering the life of aquatic creatures All of these Reduces sulphate ions to sulphides causing obnoxious smell Increases the quantity of chlorine used for its purification Causes reduction in its dissolved oxygen content thereby endangering the life of aquatic creatures ANSWER DOWNLOAD EXAMIANS APP
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