Chemistry In which of the following states maximum iron ore is found ? FeS2 Fe2O3 Fe3O4 FeCO3 FeS2 Fe2O3 Fe3O4 FeCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many electrons can be accommodated in d-orbital 10 8 3 6 10 8 3 6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Supersonic jet causes pollution by thinning of O3 layer O 2 layer CO2 layer SO2 layer O3 layer O 2 layer CO2 layer SO2 layer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Ozone Carbon dioxide Water vapour Carbon monoxide Ozone Carbon dioxide Water vapour Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is formed by strongly heating a mixture of Chalk and graphite Limestone and graphite Clay and graphite Limestone and clay Chalk and graphite Limestone and graphite Clay and graphite Limestone and clay ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Sodium thiosulphate Silver iodide Silver nitrate Sodium nitrate Sodium thiosulphate Silver iodide Silver nitrate Sodium nitrate ANSWER DOWNLOAD EXAMIANS APP