Chemistry The elements in the modern Periodic table are arranged according to their Mass number Neutron number Atomic number Atomic Weight Mass number Neutron number Atomic number Atomic Weight ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultraviolet rays can be used in water treatment as Flocculator Disinfectant Precipitator Hydrolyser Flocculator Disinfectant Precipitator Hydrolyser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Potassium Aluminium Magnesium Beryllium Potassium Aluminium Magnesium Beryllium 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
Chemistry Adding Cl2 to benzene in the presence of AlCl3 is an example of : Addition reaction Substitution reaction Elimination reaction None of the options Addition reaction Substitution reaction Elimination reaction None of the options 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 High concentration of NO2, O3, and CO in the evening CO, CO2 and NO2at low temperature NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight CO, O2 and peroxy acetyl nitrate in the presence of Sunlight High concentration of NO2, O3, and CO in the evening CO, CO2 and NO2at low temperature NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight ANSWER DOWNLOAD EXAMIANS APP