Chemical Process __________ is the major constituent of the Portland cement. Calcium sulphate Tricalcium silicate Calcium carbonate Calcium oxide Calcium sulphate Tricalcium silicate Calcium carbonate Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Comparing sulphate process with sulphite process, we find that __________ in the later. Pressure is more in the former whereas temperature is less Both temperature & pressure in the former is less than that Both temperature & pressure in the former is more than that Temperature is more in the former whereas pressure is more Pressure is more in the former whereas temperature is less Both temperature & pressure in the former is less than that Both temperature & pressure in the former is more than that Temperature is more in the former whereas pressure is more ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is Oleum Ultraviolet light Dilute H₂SO₄ None of these Oleum Ultraviolet light Dilute H₂SO₄ None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Catalytic oxidation-dehydrogenation of methyl alcohol produces Maleic anhydride Formaldehyde Phenol Acetone Maleic anhydride Formaldehyde Phenol Acetone ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid. Vinyl chloride Maleic anhydride Dacron Phthalic anhydride Vinyl chloride Maleic anhydride Dacron Phthalic anhydride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on Calcium perchlorate None of these Slaked lime Soda lime Calcium perchlorate None of these Slaked lime Soda lime ANSWER DOWNLOAD EXAMIANS APP