Chemical Process The amount of benzene present in pure benzol is about __________ percent. 90 30 70 50 90 30 70 50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The difference between saponification value and acid value is Called ester value None of these Constant for all fatty oils Always negative Called ester value None of these Constant for all fatty oils Always negative ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Manufacture of phthalic anhydride uses __________ as a catalyst. Al₂O₃ Cr Ni V₂O₅ Al₂O₃ Cr Ni V₂O₅ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Contact process of sulphuric acid manufacture Is obsolete Yields acid of higher concentration than chamber process Eliminates absorber Yields acids of lower concentration than chamber process Is obsolete Yields acid of higher concentration than chamber process Eliminates absorber Yields acids of lower concentration than chamber process ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High magnesia lime is added to hot sugar cane juice (during the manufacture of sugar) to Both A and B Facilitate fast filtration Neither A nor B Flocculate the impurities Both A and B Facilitate fast filtration Neither A nor B Flocculate the impurities ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bleaching action of bleaching powder is due to its __________ properties. Reducing Oxidising Disinfecting None of these Reducing Oxidising Disinfecting None of these ANSWER DOWNLOAD EXAMIANS APP
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