Chemistry Which of the toxic heavy metals is found in modern tannery industries ? Chromium Lead Nickel Zinc Chromium Lead Nickel Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide level in the atmosphere can be reduced by using Low - sulphur fuels More efficient car engines Catalytic converters in industry Static electricity to attract it in factory chimneys Low - sulphur fuels More efficient car engines Catalytic converters in industry Static electricity to attract it in factory chimneys ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most malleable metal is platinum silver gold iron platinum silver gold iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass gets discoloured in air due to constant exposure in presence of: Aluminium sulphide Hydrogenated wafers Hydrogen sulphide Aluminium phosphide Aluminium sulphide Hydrogenated wafers Hydrogen sulphide Aluminium phosphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brine refers to : Salt water Starch water Pure water Sweet water Salt water Starch water Pure water Sweet water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Saccharin is made up of Toluene Butane Propane Phenol Toluene Butane Propane Phenol ANSWER DOWNLOAD EXAMIANS APP
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