Chemistry The common refrigerant in domestic refrigerator is Nitrogen Neon Freon Oxygen Nitrogen Neon Freon Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Why is water not suitable for putting out a petrol fire ? Water, being heavy, slips below petrol which thus remains in contact with air and burns The oxygen content of water is isolated by petrol and thus it helps in burning The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water Water, being heavy, slips below petrol which thus remains in contact with air and burns The oxygen content of water is isolated by petrol and thus it helps in burning The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Permanent – hardness of water may be removed by addition of Lime Potassium Permangante Sodium carbonate Alum Lime Potassium Permangante Sodium carbonate Alum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Yellow Cake' an item of smuggling across border is Unreformed gold A crude from of cocaine A crude from of heroin Uranium oxide Unreformed gold A crude from of cocaine A crude from of heroin Uranium oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two electrons in an orbital are differentiated by which of the following ? Spin quantum number Principal quantum number Azimuthal quantum number Magnetic quantum number Spin quantum number Principal quantum number Azimuthal quantum number Magnetic quantum number ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compounds has fruity smell? Alcohol Ether Ester Aldehyde Alcohol Ether Ester Aldehyde ANSWER DOWNLOAD EXAMIANS APP
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