Chemistry The element with highest ionization potential is Helium Oxygen Boron Carbon Helium Oxygen Boron Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Preventing rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Rapid setting of cement Preventing rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Rapid setting of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many neutrons are there in 92U238 atom ? 146 92 238 330 146 92 238 330 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carborundum is another name of Calcium oxide Silicon oxide Silicon carbide Calcium carbide Calcium oxide Silicon oxide Silicon carbide Calcium carbide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ethylene is a ________ molecule. Covalent Polar Ionic Nonpolar Covalent Polar Ionic Nonpolar ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a bond is formed between two atoms, the energy of the system will Decrease Increase May increase or decrease Remain the same Decrease Increase May increase or decrease Remain the same ANSWER DOWNLOAD EXAMIANS APP