Atomic Structure - Pact\: (True or False'?) K~O\"LDGE...

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P a c t \ : (True or Fal s e ' ?) K ~ O\"L£DGE . - \ND l0 l DERSTr\~D I NG ' - ""' r ; 1 . Bo h r was able to co m pletel y explain the atomic spectra of multi-electron atoms . l .. /"" F 2. The quantum mechanical model of the atom is capable of determin i ng th e ex act location L o f an elec t ron in an a tom . ~ 3. Th e v alence e lectrons of th e alkali m e tals occ u p y s - orbitals when th e y are i n their r: gr ound st a t e . I 4 . The light emitted b y e nergized neon gas will produce a con t inuous spectrum w hen ~ c .. A v ie w ed through a sp e ctroscope . £ 5 . Emission spectra result when photons ofEMR are absorb e d b y e lectrons . ~ - = - 6 . X - ra y s are made up of ex tremel y high e nerg y pho to n s . ~ 7. An element that has the following ground state electron config u rati o n fo r its v alence ; ~ e lectrons : 3~ 3p l is found in period 3. ( " .,. .0 " _ 1 _ 8. Louis d e Broglie w as the first to suggest that electrons have wa v e - like prop e rti e s . .. 4 - 9. The v alence shell g r ound state electron configuration of an y halogen atom is n l np 6 , 4" w here n is an integer from 2 t o 6 . A - 1 0 . "A region of space in w hich there is a high pro b a b i l it y of fin d ing an electron" is the definition of an orbital . / " t y Ho w man y orbitals are the r e in the n = 3 le v el of an atom ? L - / A . 4 ® 9 . C 16 D . 2 5 t~ t - J r t~ t ~ s p < W I 3 J 5 If ~ (r -, M'\ @V ~, - \ ~,\ . ~ 0 r) c ) none of th e se ([) vJ \l. ) v a) N 3 - b) 0 2 - c ) Kr I S' 13. How man y unpair e d e lectrons are th e re in the Cr 3 + ion ? C r -, ~) 3~ A CI 1 - \ : l > al l of th e abo ve 1 . Ruth er ford ' s gold foil ex p e rim e nt sho we d that the atom w as mostl y e mpt y spac e b e caus e: 3 ! l a l l of the alpha particles w ent straight through th e foil W n0st of the alpha par t i c les we nt straight through the foil c) a ll of the alpha particles we re deflected d) about half of the alpha particl e s w ere d e flect e d right back to w ards th e radioacti ve sourc e e) about ha l f of the alpha pa r ticl e s w er e d e flect e d at various angles
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15. What experimental evidence led Bohr to believe that electrons can possess onl
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This note was uploaded on 11/08/2011 for the course ECON 1B03 taught by Professor Hannahholmes during the Fall '08 term at McMaster University.

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Atomic Structure - Pact\: (True or False'?) K~O\&quot;LDGE...

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