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Chemische vergelijkingen in evenwicht op09/03/20

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Breng de vergelijking van een chemische reactie in evenwicht
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O

Al2O3 + NaCl = Na2O + AlCl3 =>
Al2O3 + 6 NaCl = 3 Na2O + 2 AlCl3

CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3

Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
Ca3(PO4)2 + 2 H2SO4 = Ca(H2PO4)2 + 2 CaSO4

C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O

Ag + I = AgI =>
Ag + I = AgI

Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2

Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8

N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O

C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O

C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O

NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O

K2CO3 + FeCl3 = KCl + Fe2(CO3)3 =>
3 K2CO3 + 2 FeCl3 = 6 KCl + Fe2(CO3)3

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

HClO2 + Mn(OH)2 = Mn(ClO2)2 + H2O =>
2 HClO2 + Mn(OH)2 = Mn(ClO2)2 + 2 H2O

NaHCO3 + CH3COOH = CH3COOHNa + CO2 + H2O =>
8 NaHCO3 + 9 CH3COOH = 8 CH3COOHNa + 10 CO2 + 6 H2O

Y2O3 + HCl = YCl3 + H2O =>
Y2O3 + 6 HCl = 2 YCl3 + 3 H2O

AgCl = Ag + Cl2 =>
2 AgCl = 2 Ag + Cl2

NaHCO3 + CH3COOH = CH3COOHNa + CO2 + H2O =>
8 NaHCO3 + 9 CH3COOH = 8 CH3COOHNa + 10 CO2 + 6 H2O

ZnSO4 + H2 = H2SO4 + Zn =>
ZnSO4 + H2 = H2SO4 + Zn

H2O + Na = H2 + NaOH =>
2 H2O + 2 Na = H2 + 2 NaOH

(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4

ZnS + AlP = Zn3P2 + Al2S3 =>
3 ZnS + 2 AlP = Zn3P2 + Al2S3

CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S

Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2

Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO

Mg + Pb(NO3)2 = Mg(NO3)2 + Pb =>
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb

NH3 + CO2 = (NH2)2CO + H2O =>
2 NH3 + CO2 = (NH2)2CO + H2O

FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl

H3PO4(aq) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 H2O(l)

Mg + Pb2{+} = Mg2{+} + Pb =>
2 Mg + Pb2{+} = Mg2{+} + 2 Pb

HgCl2 + KI = HgI2 + KCl =>
HgCl2 + 2 KI = HgI2 + 2 KCl

Si + O = SiO =>
Si + O = SiO

KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O

Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O

H3PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l) =>
H3PO4(aq) + 2 NaOH(aq) = Na2HPO4(aq) + 2 H2O(l)

Si + O2 = SiO =>
2 Si + O2 = 2 SiO

H3PO4(aq) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 H2O(l)

Si + O2 = SiO =>
2 Si + O2 = 2 SiO

Si + O2 = SiO2 =>
Si + O2 = SiO2

OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF

(NH4)2SO4 + NaHCO3 = NH4HCO3 + Na2SO4 =>
(NH4)2SO4 + 2 NaHCO3 = 2 NH4HCO3 + Na2SO4

HC3H5O3 + NaOH = NaC3H5O3 + H2O =>
HC3H5O3 + NaOH = NaC3H5O3 + H2O

MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2

C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O

CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2

H3PO4(aq) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 H2O(l)

H3PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l) =>
H3PO4(aq) + 2 NaOH(aq) = Na2HPO4(aq) + 2 H2O(l)

Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3

KMnO4 + KI + H2O = MnO2 + KIO3 + KOH =>
2 KMnO4 + KI + H2O = 2 MnO2 + KIO3 + 2 KOH

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Breng de vergelijking van een chemische reactie in evenwicht
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