Chemistry The addition of gypsum to portland cement helps in : Preventing rapid setting of cement Rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Preventing rapid setting of cement Rapid setting of cement Increasing the strength of cement Reduction in the cost of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is biodegradable ? Aluminium D.T. Plastic Paper Aluminium D.T. Plastic Paper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance is highly plastic ? Quartz Clay Granite Mica Quartz Clay Granite Mica ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful Solar infrared radiation CO2 in the air Solar ultraviolet radiation SO2 in the air Solar infrared radiation CO2 in the air Solar ultraviolet radiation SO2 in the air ANSWER DOWNLOAD EXAMIANS APP
Chemistry An acid having basicity one is Phosphoric acid Sodium phosphate Disodium hydrogen phosphate Sodium dihydrogen phosphate Phosphoric acid Sodium phosphate Disodium hydrogen phosphate Sodium dihydrogen phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO2 CO O3 All of these CO2 CO O3 All of these ANSWER DOWNLOAD EXAMIANS APP