Chemistry Domestic cooking gas consists mostly of Hydrogen and acetylene Methane and ethane Ethylene and carbon monoxide Liquified butane and isobutane Hydrogen and acetylene Methane and ethane Ethylene and carbon monoxide Liquified butane and isobutane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following type of coal has the lowest proportion of volatile matter ? Bituminous Anthracite Peat Lignite Bituminous Anthracite Peat Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas is used as fire extinguisher ? Sulphur dioxide Carbon suboxide Carbon dioxide Carbon monoxide Sulphur dioxide Carbon suboxide Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Phosphorus is kept in water because Its critical temperature is high Its critical temperature is low Its ignition temperature is very low Its ignition temperature is very high Its critical temperature is high Its critical temperature is low Its ignition temperature is very low Its ignition temperature is very high ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultra purification of a metal is done by : Zone melting Slugging Leaching Smelting Zone melting Slugging Leaching Smelting ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the electroplating of gold, the electrolyte used is Gold chloride Gold nitrate Gold sulphate Potassium aurocyanide Gold chloride Gold nitrate Gold sulphate Potassium aurocyanide ANSWER DOWNLOAD EXAMIANS APP