Chemical Process Carbon content of pitch (residue of coal tar distillation) is around __________ percent. 70 80 55 94 70 80 55 94 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reverse osmosis is normally used for the Purification of oxygen Separation of helium from natural gas Desalination of brackish water to produce potable (drinking) water Separation of isotopes of uranium from gaseous uranium hexaflouride Purification of oxygen Separation of helium from natural gas Desalination of brackish water to produce potable (drinking) water Separation of isotopes of uranium from gaseous uranium hexaflouride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nylon-6 as compared to Nylon-66 is having higher Abrasion/resistance Melting point None of these Hardness Abrasion/resistance Melting point None of these Hardness ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Bromine is used in the preparation of Dyes and antiknock compounds Fire extinguishing compounds All of these Fire proofing agents Dyes and antiknock compounds Fire extinguishing compounds All of these Fire proofing agents ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Molecular weights of polymers are in the range of 10⁹ - 10¹¹ 10⁵ - 10⁹ 10² - 10⁷ 10² - 10² 10⁹ - 10¹¹ 10⁵ - 10⁹ 10² - 10⁷ 10² - 10² ANSWER DOWNLOAD EXAMIANS APP
Chemical Process During the manufacture of sulphuric acid, the temperature of molten sulphur is not increased beyond 160°C, as Its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced) None of these It decomposes on further increasing the temperature It is very corrosive at elevated temperature Its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced) None of these It decomposes on further increasing the temperature It is very corrosive at elevated temperature ANSWER DOWNLOAD EXAMIANS APP