Chemistry Which of the following gases is most toxic ? Chlorine Sulphur dioxide Carbon monoxide Carbon dioxide Chlorine Sulphur dioxide Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The oxidation number of nickel in K4[Ni(CN)4] is 4 –4 Zero 8 4 –4 Zero 8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Calcium, magnesium and iron Magnesium, calcium and tin Magnesium, tin and iron Iron, tin and calcium Calcium, magnesium and iron Magnesium, calcium and tin Magnesium, tin and iron Iron, tin and calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air is said to be saturated when : Its pressure is minimum It blows over the barren land It contains maximum content of water vapour Its thickness is maximum Its pressure is minimum It blows over the barren land It contains maximum content of water vapour Its thickness is maximum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is Fe3O4 2Fe2O3. 3H2O Fe2O3 FeCO3 Fe3O4 2Fe2O3. 3H2O Fe2O3 FeCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Silicon Sulphur Nitrogen Alcohol Silicon Sulphur Nitrogen Alcohol ANSWER DOWNLOAD EXAMIANS APP