Chemistry Which of the following is not soluble in water ? Sodium sulphate Potassium sulphate Lead Sulphate Zinc sulphate Sodium sulphate Potassium sulphate Lead Sulphate Zinc sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver used for making utensils is an alloy of Copper, zinc, nickel Copper, silver, nickel Copper, zinc, aluminium Copper, nickel, aluminium Copper, zinc, nickel Copper, silver, nickel Copper, zinc, aluminium Copper, nickel, aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following type of coal has the lowest proportion of volatile matter ? Lignite Bituminous Anthracite Peat Lignite Bituminous Anthracite Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Beryllium Aluminium Potassium Magnesium Beryllium Aluminium Potassium Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper is refined by Electrolysis Roasting Oxidation Zone refining Electrolysis Roasting Oxidation Zone refining ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a method/process of disposing of solid waste which cannot be reused or recycled ? Pyrolysis and Gasification Incineration All listed here Landfills Pyrolysis and Gasification Incineration All listed here Landfills ANSWER DOWNLOAD EXAMIANS APP