CLASS-11 CHEMISTRY CHAPTER 2- STRUCTURE OF ATOM
Answer the following Questions. 1. (i) Calculate the number of electrons which will together weigh one gram. (ii) Calculate the mass and charge of one mole of electrons. Solution : (i) Mass of one electron = 9.10939 × 10–31 kg Number of electrons that weigh 9.10939 × 10–31 kg = 1 Number of electrons that will weigh …