Chemistry The gas which is mainly responsible for the green house effect is: Ozone Carbon monoxide Carbon dioxide Oxygen Ozone Carbon monoxide Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to sublimation of sodium to emit yellow colour 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 The low ionisation energy of sodium sublimation of sodium to emit yellow colour 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 The low ionisation energy of sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry L.P.G. is mostly liquefied Hydrogen Methane Butane Oxygen Hydrogen Methane Butane Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was copper bronze gold iron copper bronze gold iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as non-stick coating for cooking utensils? Teflon Perspex Polystyrene Styrofoam Teflon Perspex Polystyrene Styrofoam ANSWER DOWNLOAD EXAMIANS APP
Chemistry Malathion is a/an Fumigant Preservative Insecticide Pesticide Fumigant Preservative Insecticide Pesticide ANSWER DOWNLOAD EXAMIANS APP
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