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Chemische vergelijkingen in evenwicht op02/06/13

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Breng de vergelijking van een chemische reactie in evenwicht
Ca(OH)2 + Al2(SO4)3 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(OH)3

Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3

S + O = SO2 =>
S + 2 O = SO2

Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3

Na2SO4 + Ba(NO3)2 = BaSO4 + NaNO3 =>
Na2SO4 + Ba(NO3)2 = BaSO4 + 2 NaNO3

S + O = SO2 =>
S + 2 O = SO2

NaBr + H3PO4 = Na3PO4 + HBr =>
3 NaBr + H3PO4 = Na3PO4 + 3 HBr

N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3

NaCl + Ca(NO3)2 = NaNO3 + CaCl2 =>
2 NaCl + Ca(NO3)2 = 2 NaNO3 + CaCl2

FeO + Cu = CuO + Fe =>
FeO + Cu = CuO + Fe

P4 + S8 = P4S3 =>
8 P4 + 3 S8 = 8 P4S3

KOH + CO2 = K2CO3 + H2O =>
2 KOH + CO2 = K2CO3 + H2O

Zn + S8 = Zn8S2 =>
32 Zn + S8 = 4 Zn8S2

Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4

KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2

Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2

NaBr + I2 = NaI + Br2 =>
2 NaBr + I2 = 2 NaI + Br2

NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3

CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH

C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O

KOH + Cl2 = KClO3 + KCl + H2O =>
6 KOH + 3 Cl2 = KClO3 + 5 KCl + 3 H2O

H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O

K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2

NaOH + KHC8H4O4 = H2O + NaKC8H4O4 =>
NaOH + KHC8H4O4 = H2O + NaKC8H4O4

Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2

F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2

KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2

HCl + KMnO4 = Cl2 + MnCl2 + KCl + H2O =>
16 HCl + 2 KMnO4 = 5 Cl2 + 2 MnCl2 + 2 KCl + 8 H2O

H2SO4 = SO3 + H2O =>
H2SO4 = SO3 + H2O

HNO3 + Zn = Zn(NO3)2 + H2O + NO =>
8 HNO3 + 3 Zn = 3 Zn(NO3)2 + 4 H2O + 2 NO

Fe(OH)2 + KOH + Br2 = K2FeO4 + KBr + H2O =>
Fe(OH)2 + 6 KOH + 2 Br2 = K2FeO4 + 4 KBr + 4 H2O

Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3

Pb(NO3)2 = PbO + NO + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO + 3 O2

KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2

NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O

AgNo3 + Cu = Cu(No3)2 + Ag =>
2 AgNo3 + Cu = Cu(No3)2 + 2 Ag

HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O

AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag

P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4

CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O

HCl + CaOH = H2O + CaCl =>
HCl + CaOH = H2O + CaCl

Ba(NO3)2 + Al(NO3)3(H2O)9 + CH4N2O = BaAl2O4 + H2O + N2 + CO2 =>
3 Ba(NO3)2 + 6 Al(NO3)3(H2O)9 + 20 CH4N2O = 3 BaAl2O4 + 94 H2O + 32 N2 + 20 CO2

Cr + O = Cr3O =>
3 Cr + O = Cr3O

CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu

KHF2 = KF + H2 + F2 =>
2 KHF2 = 2 KF + H2 + F2

H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O

NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O

MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O

Ba(OH)2 + NH4Cl = NH3 + BaCl2 + H2O =>
Ba(OH)2 + 2 NH4Cl = 2 NH3 + BaCl2 + 2 H2O

NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4

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Breng de vergelijking van een chemische reactie in evenwicht
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