Given a set of quantum numbers, determine whether each is permitted for an orbital in an atom (a) n = -2, 1 = 0, m, = 0 %3D possible impossible (b) n = 2, 1 = 1, m = -1 O possible impossible (c) n = 3,1 = -2, m, = 0 possible O impossible
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- A principal shell with a value of n=3 would contain s,p,d, and f orbitals true or falseA compound with empirical formula C2H5O was found in a separate experiment to have a molar mass of approximately 90 g. What is the molecular formula of the compound?Look up antimony in the periodic table 1Z = 512. How many covalent bonds would you expect it to form? Based on this information, which of the following antimony compounds is covalent and which is ionic: SbCl3 or SbCl5?
- If one compound has the formula C5H10 and another has the formula C4H10, are the two compounds isomers? Explain.Ethylene glycol, the main ingredient in antifreeze, contains 38.7% carbon, 9.7% hydrogen and 51.6 % oxygen. Calculate the empirical and molecular formulas for ethylene glycol. Given the molar mass is approximately 60 g/mol. A) Empirical formula: B)Molecular formula: Explain how you obtained the Molecular formula (b)?Use Frost Circles to complete the molecular orbital diagram for cyclooctatetrane. Label the bonding, non bonding, and anti bonding MO’s. If the molecule is planar, would it be aromatic, antiaromatic, or nonaromatic? If the molecule is nonplanar, would it be aromatic, antiaromatic, or nonaromatic?
- Considerthese following ions: 02 -, N -, Li2 + and O - a. Based on molecular orbital theory (MOT), which of the ion(s) exhibit(s) paramagnetism? b. For those ions that are paramagnetic, determine the number of unpaired electrons. Support your answers with draw appropriate molecular orbital energy diagram.Why do the 3s, 3p, and 3d orbitals have the same energy in a hydrogen atom but different energies in a many- electron atom?How many electrons are in the outer shell of each of the following atoms?
- On the indicated blue bonds, which ones are able to rotate?Element Z forms an ion Z 3+, which contains 31 protons. What is the identity of Z, and how many electrons does Z3+have?Elemental analysis of a compound with molar mass 342.3 g/mol gives the following mass percent composition: C 42.11%, H 6.48%, O 51.41%. Find the molecular formula of the compound. Enter your answer in the space below using the following format: if the molecular formula of a compound containing elements X, Y, and Z is X2YZ3 enter your answer as X2YZ3.