Chemical Process Presence of sodium tripolyphosphate (an additive) in synthetic detergent None of these Inhibits its corrosive effects Does not allow redeposition of dirt on the cleaned surface Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions) None of these Inhibits its corrosive effects Does not allow redeposition of dirt on the cleaned surface Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which is the most efficient absorbant for SO₃ out of the following? 98%H₂SO₄ 20% oleum 65% oleum 78%H₂SO₄ 98%H₂SO₄ 20% oleum 65% oleum 78%H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Argon is the third largest constituent of air (followed by N₂ & O₂). Its percentage by volume in air is 0.14 0.94 0.34 1.4 0.14 0.94 0.34 1.4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nitric acid is not used in the manufacture of Fertilisers Explosives Aqua regia Detergents Fertilisers Explosives Aqua regia Detergents ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is the purest form of water out of the following ? Underground water Well water Rain water Lake water Underground water Well water Rain water Lake water ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which allotrope of sulphur is insoluble in carbon disulphide? Rhombic sulphur Monoclinic sulphur Milk of sulphur Plastic sulphur Rhombic sulphur Monoclinic sulphur Milk of sulphur Plastic sulphur ANSWER DOWNLOAD EXAMIANS APP
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