ScienceL0 Worksheet- Simple DecompositionReactions
A.
in frontof each
by writingin the simplestwholenumbercoefficients
Balancethefollowingequations
elementor compoundin the reaction. Write in the stateof matterof eachif it is not given.
2Nu*
1.
2
N u c t+
2.
t
c a B r 2 +I c u * f
3.
-+-
cclallyt
.
/
J, Nclrs,+ I
B.
Name:
1 ct,
ur,
cr,
*?
N, * .3 ct,
I
PaOro+( vr+iioz
2_
Agro )
l)I
Ag* i
o,
a
HCllg; )
t
Hz*
|
cl'
)
K
)
2 K *J
e
AlClr )
Al *3
_a_
)
CuO +
I
a
cu*
r,
ct,
\
o,
Write in the forrnulasfor the productsin the following reactionsand
Wnte in the statesof matter if they are not given'
11.
?
rlJt,') +
NFrrgr)
/
NiQ.t)
Z
t2.
Z
13.
L-Licla.,1+ l
14.
)
-$- HzSter
15.
z
Hgo
)
.i
Z
A)tct\
+
# z6\
F-'n)
)
(\zr>)
I
Ir,.') * I
* -i-
then balanceeachequation'
*el ''u\
-
("; rs
)
-L4+- 1 ozs)
C.
Completeand balancethe following chemicalequations.
APzosr,r) [
v
Aizo:
)Ll
CaS
>b
_e,_
H2o
le,l *3
) 2 lt$_*
P C l 5 1) 5 y I
a
MgO
d,
Cu:Pz ) JA-
-)
CtC
( . r t . ; ,* _l_
4
,l
-LMnoz > -l-
-|ugr
+ 5 -OeJ+-
Vlr
0,{rr '
Ab'^-
| -D+'+
*)0
+
( ""t tr> +
-I-
C lt,b)
o t,6)
VI,J
_+_
Mn ss * _l_ 1*t>)-
)*a._ llb,i * _l_
e-Fezo: t
a8 ttl
"l Eeq-*
ttr.t
0 rg)
-)
nickel(III) chloride
a
21.
A'r drr*)
).
+ q CL*-
rin(Iv) oxide
--i %D+-' L s^.'''*
28.
cobalt(Ill) chloridg
}
29.
LE(lxr>+-A-Iob-.3-
calciumoxide
A- AAq*)
30.
Ct,. ,)
A C-.->--* | 4+-t)
tetraphosphorus
__}-f+O-r+ l -
D 7 , ,*' ; } x t > )
L rrj
Name:tr-s
science10worksheet- simple conrpositiorrReactions
A.
\
in frontof sach
wholenumbercoefficients
by writingin thesimplest
thefollowingequations
Balance
elementor compoundin the reaction'
1.
+ /0,
pa
+ lO ctz )
(
3.
F.cu
4.
]
+
* 3
a-_
+
f
7.
]_
+
I
9.
10.
Pc
I
N
z
L_ L i
_L_s a
3
( o, +
rure *
-a_Fe
r
S s )
I
6.
8.
9 Arro
K
z.
5.
B.
Ll
Pcls
CUS
?rtago
Fezor
or' )-?
s
s , + 6 e 2PzSs
+
2 o r + ? N o
*
)
+3
t-l:N
N, +l
o,
+ E
soz
write in the formula for the productin the following
the equation.
simplocompositionreactions'andthenbalance
11.
_a_
* b n,
t2.
3_ w
+ \ o ,
) ?
13,
-U
+ \ a ,
+ R A)xD;"t
14.
15.
AI
A I
\ c a
z r
)
,^
A l O r
AlDt 5 c> 1
[alr*'
* \ c r , )-I-
(, ( \t t>>
* \ s, ) I
7-n5r'1
C.
Completeand balancethe following chemical equations.
t6.
2 x,, * 3 F2,.,))-2- flFrc-l
t7.
\ 1 . Licr>
*
I e o o),
4
18.
JL- Krr)
+ i S s ( l ) 8
19.
-L
+
20.
2r.
J3_
2-
.z
22.
23.
Cdt>t
M&o
)
I
_L_Brz61
+ -L or,rru ?
l,3Pr,>
(a(3racs>
tv\b1ts,
I
zn(.r\ +
I
ssrr/
) 7
Znf c>)
+
t
*r,/ t -t-
5t t Nz t t)
Srr>r
+-cs,., + 1 oz4))2--Cq+O+>
24.
_t_Hzo) *
|
crz71
) 2-
HCI c+
25.
3_ Naa:,*
I
lrrl)
Nctlc)
26.
potassium
+ phosphorus
n27.
K ,rt *-L- Q,|,,, > 4
(L..'.,t * L-
Yx,;,>t
I
A' f,. r>)
Ie,D )
magnesium+ sulfur
"b M5^- * I
30.
YgP,,l
rubidium + iodine
-e-}b++- +
29.
2.
barium + fluorine
I
28.
.l
fa,,t > A Ufr*t
lithium + nitrogen
-L -L+{+- *-l- fi+":i-, 1- -L+lv4)