Chemical Process Coke used for the production of calcium carbide should have High electrical resistivity All of these Low ash content Low ignition temperature High electrical resistivity All of these Low ash content Low ignition temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Tall oil obtained as a by-product from the black liquor recovery is A black, sticky & viscous liquid Used in the manufacture of greases, emulsions & soaps Composed mainly of rosin & fatty acids All of these A black, sticky & viscous liquid Used in the manufacture of greases, emulsions & soaps Composed mainly of rosin & fatty acids All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process High temperature carbonisation of coal takes place at __________ °C. 700 < 500 1100 2000 700 < 500 1100 2000 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water is due to the presence of calcium & magnesium Carbonate Bi-carbonates Sulphates & chlorides None of these Carbonate Bi-carbonates Sulphates & chlorides None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process DDT should not be allowed to come in contact with iron (during its manufacture) to Avoid its decomposition Achieve non-hygroscopic property None of these Prevent sulphonation of the monochlorobenzene by the acid catalyst Avoid its decomposition Achieve non-hygroscopic property None of these Prevent sulphonation of the monochlorobenzene by the acid catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Portland cement consists mainly of SiO₂ & Al2O₃ CaO & FE₂O₃ CaO & Al2O₃ CaO & SiO₂ SiO₂ & Al2O₃ CaO & FE₂O₃ CaO & Al2O₃ CaO & SiO₂ ANSWER DOWNLOAD EXAMIANS APP
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