Chemistry The most electropositive elements among the following is K Na Cs Ca K Na Cs Ca ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following produces highest amount of energy upon oxidation? Glucose Protein Fat An alkane Glucose Protein Fat An alkane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful CO2 in the air SO2 in the air Solar infrared radiation Solar ultraviolet radiation CO2 in the air SO2 in the air Solar infrared radiation Solar ultraviolet radiation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 8, 10 2, 10, 8 2, 6, 8, 4 2, 8, 8, 2 2, 8, 10 2, 10, 8 2, 6, 8, 4 2, 8, 8, 2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a micro-element ? Nitrogen Oxygen Chlorine Hydrogen Nitrogen Oxygen Chlorine Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following compounds of calcium, the one having highest covalent character is CaBr2 Cacl2 CaF2 Cal2 CaBr2 Cacl2 CaF2 Cal2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS