Chemical Process CO & H₂ are the constituents of Coke oven gas All of these Producer gas Water gas Coke oven gas All of these Producer gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reaction of calcium carbide with water produces a gas, which is used Neither A nor B For metal cutting/welding As an illuminant Both A & B Neither A nor B For metal cutting/welding As an illuminant Both A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Brackish water which contains mostly dissolved salt, can be purified by the __________ process. Sand filter Reverse osmosis Permutit Lime soda Sand filter Reverse osmosis Permutit Lime soda ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The temperature in the calcium carbide furnace is __________ °C. 2000-2200 700-850 200-300 4000-4500 2000-2200 700-850 200-300 4000-4500 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reaction of an alcohol with organic acid is called the __________ reaction. Neutralisation Acidification Saponification Esterification Neutralisation Acidification Saponification Esterification ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most commonly used substance to speed up the sedimentation of sewage is Sodium bisulphite Lime Sulphuric acid Chlorine Sodium bisulphite Lime Sulphuric acid Chlorine ANSWER DOWNLOAD EXAMIANS APP
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