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Material Type: Assignment; Professor: Ziegler; Class: General Chemistry I; Subject: Chemistry ; University: Central Oregon Community College; Term: Summer 2005;
Typology: Assignments
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CH 221—Ziegler KEY Chem 221 worksheet for Chapter 6, 7
λ wavelength ν frequency (Hz or sec-1)
Energy/photon (J)
Energy/ mole (kJ/mole) 4.18 x 10-6^ m (A) 7.18x 10^13 s-1^ (B) 4.76 x 10-20^ J (C) 28.6 kJ mol-
(D) 8.02 x 10-7^ m 3.74 x 10^14 Hz (E) 2.48 x 10-19J (F) 149 kJ mol- (H) 6.52 x 10-7^ m (G) 4.60 x 10^14 s-1^ 3.05 x 10-19^ J (I) 183 kJ mol- (L) 2.31 x 10-7^ m (K) 1.30 x10^15 s-1^ (J) 8.60 x 10-19J 518 kJ/mole
Box A)
(^813 ) 6
c x m (^) x x s υ (^) λ s x m − = = (^) − =
Box C)
1 photon^ x^ J^ x^1 mole photonsx^ photons x^1000 kJJ 28.6kJ mol
Box D)
(^87) 14 1
c x m (^) x x m λ (^) υ s x s − = = (^) − =
Box E) Very much like box B, which see. Box F) Very much like box C, which see.
Box H) Very much like box D, which see.
Box I) Very much like box F, which see.
Box J) 518 1 23 1000 8.60 1019 6.02 10 1
kJ (^) x mol (^) x J x J per photon mol x kJ
Box K) Very much like G, which see.
Box L) Very much like H and D, which see.
a. 7 N 1s^2 2s^2 2p^3 b. 6 C 1s^2 2s^2 2p^2 c. 15 P 1s^2 2s^2 2p^6 3s^2 3p^3 d. 33 As 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^10 4p^3 or [Ar] 4s^2 3d^10 4p^3 e. 29 Cu 1s^2 2s^2 2p^6 3s^2 3p^6 4s^1 3d^10 OR [Ar] 4s^1 3d^10 NOTE Special Stability! f. 17 Cl 1s^2 2s^2 2p^6 3s^2 3p^5 or [Ne] 3s^2 3p^5 g. 9 F 1s^2 2s^2 2p^5 h. 12 Mg 1s^2 2s^2 2p^6 3s^2 or [Ne] 3s^2 i. 20 Ca 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 or [Ar] 4s^2
b. 6 C (^) 1 s 2 s (^2) p 3 s (^3) p 4 s (^3) d 4 p 5 s
c. 15 P (^) 1 s 2 s 2 p 3 s (^3) p 4 s (^3) d 4 p 5 s
↑↓ ↑↓ (^) ↑↓ ↑↓ ↑↓ ↑↓ (^) ↑ (^) ↑ ↑ (^)
b. Zn+
(^1 2 2 33 )
3 4 5
s s (^) p s p (^) s
d p s
c. Al+3 1 s 2 s (^2) p 3 s (^3) p 4 s
d. Mg+2 1 s 2 s (^2) p 3 s (^3) p 4 s
e. Ca+2 1 s 2 s (^2) p 3 s (^3) p 4 s 3 d
f. F- 1 s 2 s (^2) p 3 s (^3) p 4 s
g. Cl- 1 s 2 s (^2) p 3 s (^3) p 4 s 3 d
h. S-2 1 s 2 s (^2) p 3 s (^3) p 4 s 3 d
i. O-2 1 s 2 s (^2) p^3 s^3 p^4 s