Chemistry Which halide is used in making sensitive emulsion on photograhic film? Silver bromide Silver chloride Sodium chloride Silver iodide Silver bromide Silver chloride Sodium chloride Silver iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore magnetite consists of Fe2O3 FeCO3 Fe3OH4 3Fe2O3 .. 3H2O Fe2O3 FeCO3 Fe3OH4 3Fe2O3 .. 3H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ferrous sulphate is used in water treatment as a/an Adsorbent Reducing agent Coagulant aid Oxidizing agent Adsorbent Reducing agent Coagulant aid Oxidizing agent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is NO2 Hg SO2 Lead NO2 Hg SO2 Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to pollution of atmosphere by Oxides of nitrogen and sulphur None of these Oxides of carbon and nitrogen Oxides of nitrogen and phosphorous Oxides of nitrogen and sulphur None of these Oxides of carbon and nitrogen Oxides of nitrogen and phosphorous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass gets discoloured in air due to constant exposure in presence of: Hydrogenated wafers Hydrogen sulphide Aluminium sulphide Aluminium phosphide Hydrogenated wafers Hydrogen sulphide Aluminium sulphide Aluminium phosphide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS