Chemistry Which gas is used as fire extinguisher ? Carbon monoxide Carbon suboxide Sulphur dioxide Carbon dioxide Carbon monoxide Carbon suboxide Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nitrogenous fertilizer ? Urea Ca(CN)2 NH4NO3 CaCN2 Urea Ca(CN)2 NH4NO3 CaCN2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tetra ethyle lead (TEL) is A catalyst in burning fossil fuel An antioxidant An antiknock compound A reductant A catalyst in burning fossil fuel An antioxidant An antiknock compound A reductant ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most reactive among the halogens is Chlorine Iodine Fluorine Bromine Chlorine Iodine Fluorine Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of nitrogen present in ammonium sulphate is : 0.305 0.27 0.18 0.25 0.305 0.27 0.18 0.25 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The scientist who experimentally proved the existance of positron is Bethe Bohr Anderson Fermi Bethe Bohr Anderson Fermi ANSWER DOWNLOAD EXAMIANS APP