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Chemische vergelijkingen in evenwicht op04/05/16

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Breng de vergelijking van een chemische reactie in evenwicht
Mg(OH)2 + HBr = MgBr2 + H2O =>
Mg(OH)2 + 2 HBr = MgBr2 + 2 H2O

Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2

C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O

KBr + H3PO4 = K3PO4 + HBr =>
3 KBr + H3PO4 = K3PO4 + 3 HBr

CeCl4 + Na2O = CeO2 + NaCl =>
CeCl4 + 2 Na2O = CeO2 + 4 NaCl

Hg2(NO3)2(aq) + HCl(aq) = Hg2Cl2(s) + H(NO3)(aq) =>
Hg2(NO3)2(aq) + 2 HCl(aq) = Hg2Cl2(s) + 2 H(NO3)(aq)

Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu

Cu + HNO3 = CuO + N2 + H2O =>
5 Cu + 2 HNO3 = 5 CuO + N2 + H2O

Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu

CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O

Mg + CuO = MgO + Cu =>
Mg + CuO = MgO + Cu

Pb + FeCl3 = Fe + PbCl =>
3 Pb + FeCl3 = Fe + 3 PbCl

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

N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2

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

Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2

FeCl3 + KSCN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KCl

NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O

Bi2(So4)3 + NH4OH = Bi(OH)3 + (NH4)2So4 =>
Bi2(So4)3 + 6 NH4OH = 2 Bi(OH)3 + 3(NH4)2So4

NCl3 + H2O = NH3 + HOCl =>
NCl3 + 3 H2O = NH3 + 3 HOCl

H2O2(l) = H2O(g) + O2(g) =>
2 H2O2(l) = 2 H2O(g) + O2(g)

HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2

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

Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O

Ca + NaOH = Ca(NaOH)2 =>
Ca + 2 NaOH = Ca(NaOH)2

C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O

K3PO4 + Al(NO3)3 = KNO3 + AlPO4 =>
K3PO4 + Al(NO3)3 = 3 KNO3 + AlPO4

Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3

Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O

Ca + NaOH = Ca(NaOH) =>
Ca + NaOH = Ca(NaOH)

BaCl2 + NaOH = NaCl + Ba(OH)2 =>
BaCl2 + 2 NaOH = 2 NaCl + Ba(OH)2

Pb + FeCl3 = Fe + PbCl =>
3 Pb + FeCl3 = Fe + 3 PbCl

Cu(NH3)4 + HCl = CuCl4 + NH4 =>
Cu(NH3)4 + 4 HCl = CuCl4 + 4 NH4

Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O

MnSO4 + PbO2 + H2SO4 = HMnO4 + PbSO4 + H2O =>
2 MnSO4 + 5 PbO2 + 3 H2SO4 = 2 HMnO4 + 5 PbSO4 + 2 H2O

P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5

Bi2(SO4)3 + NH4OH = Bi(OH)3 + (NH4)2SO4 =>
Bi2(SO4)3 + 6 NH4OH = 2 Bi(OH)3 + 3(NH4)2SO4

KMnO4 + NaNO2 + H2SO4 = NaNO3 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 NaNO2 + 3 H2SO4 = 5 NaNO3 + 2 MnSO4 + K2SO4 + 3 H2O

Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu

C3H5(OH)3 + KHSO4 = CH2CHCHO + KOH + H2SO4 =>
C3H5(OH)3 + 2 KHSO4 = CH2CHCHO + 2 KOH + 2 H2SO4

C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO

Cu(OH)2 + H2SO4 = (CuOH)2SO4 + H2O =>
2 Cu(OH)2 + H2SO4 = (CuOH)2SO4 + 2 H2O

Na2[Zn(OH)4] + HCl = ZnCl2 + NaCl + H2O =>
Na2[Zn(OH)4] + 4 HCl = ZnCl2 + 2 NaCl + 4 H2O

Ca(s) + Al(No3)3(aq) = Ca(No3)3 + Al =>
Ca(s) + Al(No3)3(aq) = Ca(No3)3 + Al

C8H18 + N2O4 = N2 + CO2 + H2O =>
4 C8H18 + 25 N2O4 = 25 N2 + 32 CO2 + 36 H2O

C2H4O + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C2H4O + 2 KMnO4 + 3 H2SO4 = 5 C2H4O2 + K2SO4 + 2 MnSO4 + 3 H2O

O2 + N2 = N2O4 =>
2 O2 + N2 = N2O4

H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O

Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3

Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2

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Breng de vergelijking van een chemische reactie in evenwicht
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