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
Chemical Process __________ is the major constituent of the Portland cement. Calcium carbonate Calcium sulphate Tricalcium silicate Calcium oxide Calcium carbonate Calcium sulphate Tricalcium silicate Calcium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrazine is largely used As a starting material for 'hypo' In photographic industry In printing industry As rocket fuel As a starting material for 'hypo' In photographic industry In printing industry As rocket fuel ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is obtained as a by-product in the manufacture of sodium hydroxide using brine. Sodium bi-carbonate Sodium carbonate Ammonium chloride Chlorine Sodium bi-carbonate Sodium carbonate Ammonium chloride Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Magnesium and calcium __________ cause temporary hardness of water. Bicarbonates Sulphates Phosphates Carbonates Bicarbonates Sulphates Phosphates Carbonates ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sucrose is a Disacchride Monosacchride Polysacchride None of these Disacchride Monosacchride Polysacchride None of these ANSWER DOWNLOAD EXAMIANS APP
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