chemistry part 4 secondary 1
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mailto:[email protected]
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CuسClور Alويوم Bورون
AuذهبMgغييوم BrرومCرون
هيدروجين
H يوم
Caجيز
Mnديد
Fe
Pbرص) Znزك)خرينCoوتIيود
Hgزئق CrرومHeهييومNيروجين
NeيونOجين
Kويوم
ريت
S رجون
Ar فضة
Ag NaوديومNiيلUيورايوم
SnديرBaريوم Pفوور
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Naوديوم + Kويوم
+ Agفضة
+ ( I )Cu
+ Hهيدروجين
+NH4ويوم
+
-OHهيدرويد - Fفوري - Iيوديد - Brرويد -Clوريد
رات
NO3- يروت
HCO3- يريت
(هيدروجيية
ريت
) HSO4-
IIPbرص +2
IICuس +2
Mgغييوم +2
Caيوم +2
, Znخري +2
ريوم Ba+2
ديد
IIFe+2 زئق
IIHg+2
SO4ريتSO3ريي 2-
-2 ورCO3 -S-2ريي O-2ي 2-
Al+3ويو IIIFe+3ديح
PO4فوت-3
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H2Cl2H2O
O2N2NH3
COSO2NO2
CO2SO3HCl
CuSO4
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HeNaFe
NeKPb
H AgS
FMgN
ClCaP
Br Ba Al
IZnC
LiCuO
OHHCO3SO4
HHSO4CO3
NO3NH4PO4
CH3COO
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Ar (H) = 1 , Ar (S) = 32 , Ar (O) = 16 , Ar (Na) = 23 , Ar (C) = 12 Ar (Ca) = 40 , Ar (Cl) = 35.5 , Ar (N) = 14 .
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2H + S + 4O = 2 X 1 + 32 + 4 X 16 = 2 + 32 + 64 = 98
2Na + C + 3O + 10 ( 2H + O ) = 2 X 23 + 12 + 3 X 16 + 10 ( 2 X 1 + 16 )= 46 + 12 + 48 + 180 = 286
Ca + 2( O + H ) = 40 + 2 ( 16 + 1 ) = 40 + 34 = 74
2Na + O = 2 X 23 + 16 = 46 + 16 = 62
C + 4Cl = 12 + 4 X 35.5 = 12 + 142 = 154
2( N + 4H ) + S + 4O = 2 ( 14 + 4 X 1 ) + 32 + 4 X 16 = 36 + 32 + 64 = 132
Ca + 2( H + C + 3O ) = 40 + 2 ( 1 + 12 + 3 X 16 ) = 40 + 122 = 162
N + 3Cl = 14 + 3 X 35.5 = 14 + 106.5 = 120.5
3Ca + 2N = 3 X 40 + 2 X 14 = 120 + 28 = 148
2H + S = 2 X 1 + 32 = 2 + 32 = 34
2Na + 2O = 2 X 23 + 2 X 16 = 46 + 32 = 78
Ca + 2( H + S + 4O ) = 40 + 2 ( 1 + 32 + 4 X 16 ) = 40 + 194 = 234
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Ar (O) = 16 , Ar (H) = 1 Ar (Na) = 23 , Ar (C) = 12
Na2CO3.10H2O
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Ar (O) = 16 , Ar (H) = 1 Ar (Na) = 23 , Ar (C) = 12
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Ar (O) = 16 , Ar (H) = 1
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Ar (C) = 12 , Ar (H) = 1
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Ar (C) = 12 , Ar (H) = 1
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Ar (Mg) = 24 , Ar (O) = 16.
Ar (C) = 12 , Ar (O) = 16.
Ar (Fe) = 56 , Ar (O) = 16.
Ar (C) = 12 , Ar (H) = 1 ,Ar (O) = 16.
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1.
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Cu (S) + O2 (g) CuO(S)H2 (g) + O2 (g) H2O(g)CO2 (g) + C (S) CO(g)Mg (S) + HNO3 (aq) Mg(NO3)2 (aq)+ H2(g)KOH (aq) + H2SO4 (aq) K2SO4 (aq)+ H2O (ℓ)
KOH (aq)
+ H2SO
4 (aq)K
2SO
4 (aq)+2 H
2O
(ℓ)
2
2NaOH (aq) + CuSO4 (aq) Cu (OH)2 (S) + Na2SO4 (aq)
2Na+ (aq) + 2OH-(aq)+ Cu
2+(aq)+SO4
2- (aq) Cu (OH)2 (S) + 2Na+ (aq) + SO4
2- (aq)
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Cu2+(aq)+ 2OH-(aq) Cu (OH)2 (S)
Ag+ (aq) + Fe (S) Fe2+ (aq) + Ag (S)
Cl2 (g) + Br- (aq) Cl
- (aq) + Br 2 (ℓ)
Ca (S) + H+ (aq) Ca
2+ (aq) + H2 (g)
2Ca (S) + 2H+ (aq) Ca
2+ (aq) + H2 (g)
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