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Chemische vergelijkingen in evenwicht op10/08/20

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Breng de vergelijking van een chemische reactie in evenwicht
V + O2 = V2O5 =>
4 V + 5 O2 = 2 V2O5

Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2

CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH

Ag + OH = AgOH =>
Ag + OH = AgOH

Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)

Cr + S = Cr2S3 =>
2 Cr + 3 S = Cr2S3

Al + H2SO4 = Al2(SO4)3 + H =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 6 H

FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)

C7H6 + O2 = CO2 + H2O =>
2 C7H6 + 17 O2 = 14 CO2 + 6 H2O

C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O

HNO3 + S = NO + H2SO4 =>
2 HNO3 + S = 2 NO + H2SO4

Mg + CuCl2 = MgCl2 + Cu =>
Mg + CuCl2 = MgCl2 + Cu

H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O

HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl

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

Cu + AgNO3 = Ag + CuNO3 =>
Cu + AgNO3 = Ag + CuNO3

SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3

Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)

Cr + S = CrS =>
Cr + S = CrS

SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O

NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH

C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O

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

K + HNO3 = KNO3 + H2 =>
2 K + 2 HNO3 = 2 KNO3 + H2

Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3

Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O

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

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

NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH

HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2

NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2

HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7

CO(g) + H2(g) = CH4(g) + H2O(g) =>
CO(g) + 3 H2(g) = CH4(g) + H2O(g)

CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O

H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O

Cu{2+} + I{-} = CuI + I2 =>
2 Cu{2+} + 4 I{-} = 2 CuI + I2

NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O

BaCO3 + HCl = BaCl2 + H2O + CO2 =>
BaCO3 + 2 HCl = BaCl2 + H2O + CO2

CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O

Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2

C + H2O = CO + H2 =>
C + H2O = CO + H2

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

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

Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)

Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2

Cr + C6H16P2 = Cr(C6H16P2) =>
Cr + C6H16P2 = Cr(C6H16P2)

Pb + H2O + O2 = Pb(OH)2 =>
2 Pb + 2 H2O + O2 = 2 Pb(OH)2

C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O

CaC2 + H2O = CH + Ca(OH)2 =>
CaC2 + 2 H2O = 2 CH + Ca(OH)2

FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl

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Breng de vergelijking van een chemische reactie in evenwicht
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