Chemistry The metal does not give H2 on treatment with dilute HCL is Ca Zn Fe Ag Ca Zn Fe Ag ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxide of sulphur present in the atmosphere are washed down by rains to cause : Depletion of fossil fuel reserves Industrial smog formation Lowering of pH of soil Eutrophication in lakes Depletion of fossil fuel reserves Industrial smog formation Lowering of pH of soil Eutrophication in lakes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which halide is used in making sensitive emulsion on photograhic film? Silver bromide Sodium chloride Silver iodide Silver chloride Silver bromide Sodium chloride Silver iodide Silver chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conversion of chemical energy into electrical energy occurs in Electric heaters A battery Dynamo Atomic bombs Electric heaters A battery Dynamo Atomic bombs ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of natural gas is Methane Butane Ethane Propane Methane Butane Ethane Propane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The maximum number of covalent formed by nitrogen is 2 1 4 3 2 1 4 3 ANSWER DOWNLOAD EXAMIANS APP
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