CHM 130 Mid Term Pt 1 Test Questions and Correct Answers

On which energy level are the valence electrons for calcium (Ca)? 3 What is the maximum number of electrons in an f-sublevel? 14 How many principal energy levels are occupied with electrons in the atom Xenon (Xe)? 5 The electromagnetic spectrum is arranged in order of __________ wavelength and ____________ frequency. decreasing, increasing Which of the following breaks the rules for the Pauli Exclusion Principle? also there cant be more than 3 arrows in one orbit How many energy sublevels are there in the 3rd principal energy level? 3 What is the term for the distance from a peak in one wave to the peak in the next wave? wavelength After placing the electrons in the 5s sublevel, where would the next electron be placed? 4d Which sublevel in an energy level will always have the lowest energy? s-sublevel What is the maximum number of electrons that can occupy an orbital? 2 What is the abbreviated electron configuration for bromine (Br)? [Ar] 4s^2 3d^10 4p^5 Hund's Rule is being broken in which of the following orbital diagrams? There has to be two arrows if there is a second one in this case there is one arrow up for the first orbit and than one arrow down for the next orbit. What is the electron dot structure for carbon (C)? Is the C in middle and 4 dots around The Law of Conservation of Energy is a statement that energy cannot be created nor destroyed, just transferred. Round the following to three significant figures: 523.93 g. 524 g