Chemical Process Cation exchanger is regenerated usually with Alum solution H₂SO₄ Hydrazine NaOH Alum solution H₂SO₄ Hydrazine NaOH ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Plaster of Paris is Same as gypsum Used for setting of broken bones CaSO₄.½H₂O Both A and B Same as gypsum Used for setting of broken bones CaSO₄.½H₂O Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical formula of 'salt cake' is Na₂SO₄ CaSO₄ BaSO₄ MgSO₄ Na₂SO₄ CaSO₄ BaSO₄ MgSO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Exothermic neutralisation reaction between caustic soda and dodecylbenzene sulphonic acid produces sodium dodecylbenzene sulphate, which is a/an Analgesic drug Explosive Detergent Soap Analgesic drug Explosive Detergent Soap ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Temporary hardness of water can be removed by Addition of alum (a coagulant) Filtration (through gravity sand filter) Boiling Addition of lime Addition of alum (a coagulant) Filtration (through gravity sand filter) Boiling Addition of lime ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid completely saturated with sulphur trioxide is called Sulphurous acid Oleum Dilute sulphuric acid Concentrated sulphuric acid Sulphurous acid Oleum Dilute sulphuric acid Concentrated sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
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