Chemistry The rusting of iron is a/an None of these Electrochemical change Electrical change Physical change None of these Electrochemical change Electrical change Physical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry Detergents clean surfaces on the principle of Viscosity Elasticity Floatation Surface tension Viscosity Elasticity Floatation Surface tension ANSWER DOWNLOAD EXAMIANS APP
Chemistry The quality of petrol is expressed in terms of Added unlead compounds Cetane number Octane number Gold number Added unlead compounds Cetane number Octane number Gold number ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanised iron is made by coating iron with Zinc Nickel Sulphur Chromium Zinc Nickel Sulphur Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of copper in drinking water in mg/L is 1 0.01 0.05 2 1 0.01 0.05 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The formula C6H5-CO-CH3 represents Phenyl acetate Acetone Acetic acid Acetophenone Phenyl acetate Acetone Acetic acid Acetophenone ANSWER DOWNLOAD EXAMIANS APP