Chemistry The strongest acid of the following is M-nitrophenol O-nitrophenol P-chlorophenol P-nitrophenol M-nitrophenol O-nitrophenol P-chlorophenol P-nitrophenol ANSWER DOWNLOAD EXAMIANS APP
Chemistry When quick lime is added to water No heat change takes place Temperature decreases Heat is liberated Heat is absorbed No heat change takes place Temperature decreases Heat is liberated Heat is absorbed ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a gaseous air pollutant? Oxides of nitrogen Smoke Oxides of sulphur Hydrocarbon Oxides of nitrogen Smoke Oxides of sulphur Hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The low ionisation energy of sodium The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum Its ability to absorb all other colours except yellow sublimation of sodium to emit yellow colour The low ionisation energy of sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chernobyl disaster is the result of pollution by Carbon dioxide Oil spill Acid rain Radioactive waste Carbon dioxide Oil spill Acid rain Radioactive waste ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cooking gas is a mixture of 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 Butane and propane ANSWER DOWNLOAD EXAMIANS APP