Chemistry The most electronegative element among the following is fluorine sodium oxygen bromine fluorine sodium oxygen bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Ethane Chloro fluoro carbon Carbon dioxide Sulphur dioxide Ethane Chloro fluoro carbon Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Photo chemical smog is a resultant of the reaction among CO, O2 and peroxy acetyl nitrate in the presence of Sunlight CO, CO2 and NO2at low temperature High concentration of NO2, O3, and CO in the evening NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight CO, O2 and peroxy acetyl nitrate in the presence of Sunlight CO, CO2 and NO2at low temperature High concentration of NO2, O3, and CO in the evening NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymer used in making plastic crockery is Bakelite Decron Melamine Nylon Bakelite Decron Melamine Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH scale ranges from None 0 – 14 0 – 7 8 – 14 None 0 – 14 0 – 7 8 – 14 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is an iron ore ? Bauxite Magnetite Lignite Nitrite Bauxite Magnetite Lignite Nitrite ANSWER DOWNLOAD EXAMIANS APP