@X@user.full_name@X@ @GMU: What is the wavelength of a line in the Balmer series of the hydrogen spectrum, if the transition occurs from ni = 4 to nf = 2? Remember the Rydberg constant is 1.097×10-2 nm-1

@X@user.full_name@X@ @GMU: Which element should have the lowest first ionization energy?

@X@user.full_name@X@ @GMU: What is the wavelength of radiation with a frequency of 9.203e+13 s-1?

@X@user.full_name@X@ @GMU: What is the wavelength of radiation with a frequency of 3.907e+14 s-1?

@X@user.full_name@X@ @GMU: What is the de Broglie wavelength of a cat with a mass of 3.908 kg traveling at a speed of 0.7386 m/s?

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for F2- in its ground state?

@X@user.full_name@X@ @GMU: Which of the answers below has the longest bond length?

@X@user.full_name@X@ @GMU: Draw the lewis dot structure of BeCl2. How many lone-pairs of electrons (first) and bonding pairs of electrons exist on the molecule BeCl2?

@X@user.full_name@X@ @GMU: Which of the elements given will have a big jump in the 4th ionization energy?

@X@user.full_name@X@ @GMU: Which is the correct electron configuration for Se2+ in its ground state?