Chemical Process Bromides contained in hot mother liquor is treated with __________ during manufacture of bromine from sea water. NH₃ SO₃ SO₂ Cl₂ NH₃ SO₃ SO₂ Cl₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water can be removed by All of these Passing it through cation & anion exchangers Adding alum Simply boiling All of these Passing it through cation & anion exchangers Adding alum Simply boiling ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt in a burner, because Tar neutralises the residual acids present in pitch Its calorific value is very less It reduces viscosity and imparts fluidity for its transportation through pipelines at economic pressure drop All of these Tar neutralises the residual acids present in pitch Its calorific value is very less It reduces viscosity and imparts fluidity for its transportation through pipelines at economic pressure drop All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Na₂CO₃ is called Calcite Plaster of paris Washing soda Soda ash Calcite Plaster of paris Washing soda Soda ash ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Raw materials used for producing __________ cement does not contain iron oxide. Slag Waterproof White Pozzolan Slag Waterproof White Pozzolan ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Brackish water which contains mostly dissolved salt, can be purified by the __________ process. Reverse osmosis Permutit Sand filter Lime soda Reverse osmosis Permutit Sand filter Lime soda ANSWER DOWNLOAD EXAMIANS APP
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