Chemical Process Laboratory glass wares which reacts with hydroflouric acid, are made of the __________ glass. Lead Soda lime Borosilicate Alkali silicate Lead Soda lime Borosilicate Alkali silicate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ process is used for the commercial production of nitric acid by the catalytic oxidation of ammonia. Haber's Ostwald's None of these Solvay Haber's Ostwald's None of these Solvay ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Solar evaporation Freeze drying Vacuum evaporation Electrolytic Solar evaporation Freeze drying Vacuum evaporation Electrolytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its Hydrolysis tendency in presence of water Greater tendency of decomposition at elevated temperature All of these Poor oxidation stability and high gum forming tendency Hydrolysis tendency in presence of water Greater tendency of decomposition at elevated temperature All of these Poor oxidation stability and high gum forming tendency ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an endothermic reaction? Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ Thermal dissociation of iron pyrites Both B and C Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ Thermal dissociation of iron pyrites Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Raw materials used for producing __________ cement does not contain iron oxide. White Pozzolan Slag Waterproof White Pozzolan Slag Waterproof ANSWER DOWNLOAD EXAMIANS APP
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