2.
3.
4.
6.
7.
fjz
KTIOA
HOA HOC
fiilysaD'fl
KIEM TRA crtfa.
ri t
nAnn
Hoc
2008- 2009
'
. ,-
^
:
LoP
cTINHAN
lf
Hec
pnAn
no,Lngc DAr ctIoNG
Thdi
gian
lim
bii: 90
phrit
1. Crv sd dO
phan

hong
phdn
tu NH3 biiSt
ring
g6c
HNH x6p
xi 1070.
Gi6i thich
t4i sao
& cing nh6m
Va nhrmg
P
c6
th6 c6 h6a
tri 5 cdn N
thi kh6ng?
Ning
lugng ion
h6a thri nhdt
ld ndng lugng cAn
cung c6p
dO
thch
I electron
ra kh6i
nguy6n
tu o tr4ng
th6i cry ban.
Dya vdo
qui

tri.
Theo li thuytit vA
tucmg tdc dhy
giirachc
c{p
electron,
hdy dg ct6an dang
hinh hgc
ctra
5.
i6c
phdn
flr:ArcE
:r:
Xi5p dAy cdc
cilutft sau
theo chidu tdng ddn b6il
kinh,
gi6i
thich:
eF-, 11Na+, 8O2-,
rN'-,
,rAl'*, nMg2*,rNe.
Cho dien
ttch hgt nhdn cila
cdc ng,tyAn tu ng,ry€n
t6 taong {cng
td: H(I),He(2),
C(6),
N(7), O(8),