Chemical Process Which of the following is the second major component of cement? Al₂O₃ Fe₂O₃ CaO SiO₂ Al₂O₃ Fe₂O₃ CaO SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Purity of oxygen used for blowing in steel making L.D. converter is 99.5%. The boiling point of oxygen is about __________ °C. -196 -53 -103 -183 -196 -53 -103 -183 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not an abrasive material ? Carborundum Pumice Corundum Bakelite Carborundum Pumice Corundum Bakelite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Washing of coal is done to Reduce the ash content Remove the adhering impurities Both B and C Remove the inherent impurities Reduce the ash content Remove the adhering impurities Both B and C Remove the inherent impurities ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The amount of benzene present in pure benzol is about __________ percent. 90 30 50 70 90 30 50 70 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Grignard reagent is chemically known as Methyl magnesium chloride Ethyl magnesium chloride Monochloro acetic acid Dichlorophenol Methyl magnesium chloride Ethyl magnesium chloride Monochloro acetic acid Dichlorophenol ANSWER DOWNLOAD EXAMIANS APP
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