Cho: N A =6,02.10 23 mol -1 ; h= 6,626.10 -34 J.s; c= 3,0.10 8 m/s; 1eV= 1,6.10 -19 J
Câu 1 oxygen (oxy, O2) 5 µB a
b c
π , electron trong …)
photon
tron
khi nm< λ< 750 )
H
hai
- Electron xygen n
- xygen hay không?
c
a b Câu 2 3 (borane)
borane
diborane B2H6, B4H10
B2H 6 BH3
3 3 :
(D) NH3 HNH= 1070 1,47 BH3 HBH= 1200 ? a a VB) b u
Trang 2c
3 C h
Câu 3
a
b
)
c
d L
MO pi e xy, dxz, dyz
) ) π πd-p, πd-d Câu 4 a
b An+ Bn-
n-
n+ - -
anion B n-
2:
n+ rAn+ , rBn-)
AB
d (g/cm3) An+ , rBn-,
AB c sodium chloride (natri clorua) không
sodium chloride v
+ -
Tuy nhiên, sodium chloride , …
?
- -
Trang 323/4/2016
6.5 3.3 5.0 nh 6.3 5.5 4.8 5.3 4.8 6.5 5.0 5.3 4.8 4.0 4.3 5.0 7.8 3.0 5.0
5.0 5.8
3.8 6.8 7.3 6.3 6.7 1.3
4.3 5.0 4.0 3.3 5.5 3.3
2.0 4.5
5.3 7.3 3.5 3.0 3.3 2.8 3.5 4.3
6.0 P 4.5 5.3
: SV
c