Quiz 7 chemla sorine 2012 Name K gv
Each answerisworth4points, totaling40 points. C= 2.998x 108 m/s, h = 6.626x 10-sJ*sec, L nm =
1x10e m.
1.) What is the energy of . ,
a. Aphotonwiththewavelengths50nm? f= h V = h"/X
p = (p ar;r;;;?;;.V';-T;;;;' ^EJ t H:Ji ^1 = s, bxrr' 1 r
$c "-*
One mole of photons with a frequency of 90,000 sec-l?
*^ot-',^ E =hv = ((o,iza'7-i[i-s'st"Xfuo,ooo= );,
r -21
g,q 6xt6 I
b. One mole of photons with a frequency of 90,000 sec-l?
&t o^-L n u(e (, p(^"n"s (b.ozzKto" /(5?6Y/D-'-ypt j"") -- - -T,_
2.) WritetheorbitVwi,.n.orr"roonorb-tn"followingquantumnumbersor.r,"qr.,itrr 3' f X lb - J
of 4 xro-tJ
orbital (Ls, etc.)
_H!
3s
2
o
3
D
4
3
on ^u&.
numbers which correspond to the orbital
nlfilq
is &s
"t) (€?e vo-?Ta
*"^l; R*d"
3.) Write the comolete electron confieuration for {
a. cr 'lsa ?sa Ait 3sa 3p'
b. zr tsalr"gF o 3s;;[t 4s23A'"''l(t t5 n 4 L'
4.) Write the condensed electron conf$uration for
a. Ba fX"I bs*
b Hg I;i #\€F sdro
5.) The electron configuration for H can be written as il tt
Draw the orbital boxes and elecffons for the ground state of nitrogen atom.
A ^,r'* 4t.'^
l- 4-tnis coo(1ura-fr)
3 a,ra-nr
NWU Ar ainiw'w enP-tt'l
6.) Explainwhyyoucannothavemorethan6electronsinthe2porbitals. , furr. +'lr', -,/, .
f\ta r l' I so ry= -l)O)l o+vta
U^rt^Jo;r^ nnurt';." a-"ffirf flrn:;I; ,,:r^,
,^Y|tr'=t;^!-= -1 , lr= !i, @ n-a\('i,;,r= +1, aots' i;
8 ";:;,r;='i:il::',T,"'*"1', @ n'?, /'tt, io=+t 'H"' /z