Chemical Process Brackish water which contains mostly dissolved salt, can be purified by the __________ process. Lime soda Permutit Reverse osmosis Sand filter Lime soda Permutit Reverse osmosis Sand filter ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following, when pyrolysed, produces perchloro-ethylene? Ethylene dichloride Carbon tetrachloride Chlorinated paraffin Chlorobenzene Ethylene dichloride Carbon tetrachloride Chlorinated paraffin Chlorobenzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is obtained as a by-product in the manufacture of sodium hydroxide using brine. Ammonium chloride Sodium bi-carbonate Sodium carbonate Chlorine Ammonium chloride Sodium bi-carbonate Sodium carbonate Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commonly used glass is known as the __________ glass. Flint Pyrex Soda Hard Flint Pyrex Soda Hard ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to nitric acid. About 90% of nitric acid is manufactured by Ostwald It is a strong mono basic acid which reacts with almost all the metals except noble metals Yellow color of impure nitric acid is because of dissolved oxides of nitrogen (mainly NO₂) Arc process of nitric acid manufacture is economical as compared to Ostwald About 90% of nitric acid is manufactured by Ostwald It is a strong mono basic acid which reacts with almost all the metals except noble metals Yellow color of impure nitric acid is because of dissolved oxides of nitrogen (mainly NO₂) Arc process of nitric acid manufacture is economical as compared to Ostwald ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The noble gas which occurs most abundantly in the atmosphere is Neon Krypton Argon Helium Neon Krypton Argon Helium ANSWER DOWNLOAD EXAMIANS APP
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