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- 1Photons of Infrared light have a higher frequency than photons of : a:) x-rays b:) microwaves c: gamma ray d:) red light e:) ultraviolet lightb:) microwaves
- 2When compared to gamma rays, radio waves have ______ wavelength and ______frequency.longer wavelength, lower frequency
- 3How many orbitals are in a 3p subshell?three
- 4How many electrons are in a 3p subshell?six
- 5If n=3 and m^s = -1/2 , then how many possible electrons are there?nine
- 6How many valence electrons does Krypton have?eight
- 7How many valence electrons does Beryllium have?two
- 8What elements have a full 3p subshell?Noble gases
- 9Calculate the energy of a photon given a wavelength of 640 nm.3.11 x 10 ^ -9 J/photon
- 10What element has this ground state configuration? [Kr] 5s^2 4d^10 5p^3Sb (Antimony)
- 11Put in order of increasing first ionization energy. a:) Sr < Cl < I b:) Sr < I < Cl c:) Cl < I < Sr d:) Cl < Sr < I e:) I < Sr < Clb:) Sr < I < Cl
- 12Electron configuration of Sb^2+[Kr] 5s^2 4d^10
- 13What element would be a good example of a full shell exception?Cu
- 14What element would be a good example of a half shell exception?Cr
- 15Sketch PF3 How many nonbonding pairs are there around the center atom? How many bonding pairs are there around the center atom?1 nonbonding pair
3 bonding pairs - 16What is the best Lewis Structure for CN- ? The formal charge of C ? The formal charge of N ?Formal Charge of C is -1
Formal Charge of N is 0
- 17When compared to infrared light, x-rays have: a:) longer wavelength & higher frequency b:) longer wavelength & lower frequency c:) shorter wavelength & lower frequency d:) shorter wavelength & higher frequencyd:)
- 18Photons of visible yellow light, carry more energy than photons of: a:) green light b:) blue light c:) infrared d:) x-rays e:) ultraviolet lightc:)
- 19The energy of a photon that has a wavelength of 475 nm is: a:) 6.96 x 10 ^ -19 J b:) 1.89 x 10 ^ -19 J c:) 3.14 x 10 ^ -40 J d:) 6.96 x 10 ^ -23 J e:) 4.18 x 10 ^ -19 Je:)
- 20What is the wavelength of electromagnetic radiation that has a frequency of 5.70 x 10 ^ 14 Hz a:) 5.26 x 10 ^ -7 m b:) 1.90 10 ^ 6 m c:) 1.71 10 ^ 23 m d:) 5.70 10 ^ 14 m e:) 8.91 10 ^ -9 ma:)
- 21What is the maximum number of electrons the third principle shell (n=3) can hold? a:) 2 b:) 10 c:) 18 d:) 6 e:) 14c:)
- 22The number of valence electrons for atoms of oxygen, and silicon are ____ and ____ respectively. a:) 4, 6 b:) 6, 4 c:) 8, 14 d:) 4, 2 e:) 2, 10b:)
- 23The number of core electrons for an atom of nitrogen, is: a:) 7 b:) 4 c:) 10 d:) 2 e:) 5d:)
- 24An element with the valence electron configuration: ns^2 np^4 a:) is a transition metal b:) is a halogen c:) is a noble gas d:) belongs to the same period as oxygen and nitrogen e:) belongs to the same family as sulfur and seleniume:)
- 25Identify the element that corresponds to the following ground state electron configuration: [Kr] 5s^2 4d^3 a:) Kr b:) Nb c:) Y d:) V e:) Sbb:)
- 26For the Nb^2+ ion, the ground state electron configuration would be: a:) [Kr] 4s^2 3d^1 b:) [Kr] 5s^2 4d^3 c:) [Kr] 3d^3 d:) [Kr] 4d^3 e:) [Kr] 5s^2 4d ^1d:)
- 27Which of the following sets of four quantum numbers: n, l , m^l, m^s correctly describes an electron occupying a d orbital of the third energy level? a:) 3, 1, 0, +1 b:) 3, 2, 2, +1/2 c:) 3, 3, 0, -1/2 d:) 3, 1, 1, -1/2 e:) 3, 2, 3, +1/2b:)
- 28The ground state electron configuration of V is ____. a:) 1s^2 2s^2 2p^6 3s^2 3p^6 3d^5 b:) 1s^2 2s^2 2p^6 3s^2 3p^5 4s^3 3d^3 c:) 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^3 d:) 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 4d^3 e:) 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 4p^3c:)
- 29Of the following, which is arranged in the order of decreasing first ionization energy? a:) Sn > C > O b:) O > Sn > C c:) C > Sn > O d:) Sn > O > C e:) O > C > Sne:)
- 30Of the following, which is arranged in the order of decreasing atomic radius? a:) Ca > P > Mg > Ar b:) P > Ar > Mg > Ca c:) Ar > Ca > P > Mg d:) Ca > Mg > P > Ar e:) Mg > P > Ca > Ard:)
- 31Which of the following abbreviated ground state electron configuration is incorrect? a:) F: [He] 2s^2 2p^5 b:) Fe: [Ar] 4s^2 3d^6 c:) Rb: [Kr] 5s^1
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- Fichas sobre Sin título, creado por Nikolina Drobnjak el 12/11/2020.
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