Chemistry Laughing gas is Nitrogen trioxide Nitric oxide Nitrogen pentoxide Nitrous oxide Nitrogen trioxide Nitric oxide Nitrogen pentoxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to N2O NO2 SO3 SO2 N2O NO2 SO3 SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour milk contains Acetic acid Tartaric acid Lactic acid Citric acid Acetic acid Tartaric acid Lactic acid Citric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cooking gas is a mixture of Butane and propane Methane and ethylene Carbon monoxide and carbon dioxide Carbon dioxide and oxygen Butane and propane Methane and ethylene Carbon monoxide and carbon dioxide Carbon dioxide and oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hottest part of the gas flame is known as luminous zone blue zone dark zone non-luminous zone luminous zone blue zone dark zone non-luminous zone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used to restore the colour of old oilpaintings ? Sodium peroxide Hydrogen peroxide Ozone Barium peroxide Sodium peroxide Hydrogen peroxide Ozone Barium peroxide ANSWER DOWNLOAD EXAMIANS APP
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