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Chemische vergelijkingen in evenwicht op12/17/24

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Breng de vergelijking van een chemische reactie in evenwicht
MnO2 = MnO + O2 =>
2 MnO2 = 2 MnO + O2

CH2OH2 = CH3OH =>
CH2OH2 = CH3OH

WO2 + (NH4)3PO4 = W3(PO4)4 + (NH4)2O =>
3 WO2 + 4(NH4)3PO4 = W3(PO4)4 + 6(NH4)2O

MnO2 = O2 + Mn3O4 =>
3 MnO2 = O2 + Mn3O4

VO + FeO2 = Fe2O + V2O5 =>
2 VO + 2 FeO2 = Fe2O + V2O5

BaCl2(ac) + ZnSO4(ac) = BaSO4(s) + ZnCl2(ac) =>
BaCl2(ac) + ZnSO4(ac) = BaSO4(s) + ZnCl2(ac)

Ni2(SO3)3 + KCN = K2SO3 + Ni(CN)3 =>
Ni2(SO3)3 + 6 KCN = 3 K2SO3 + 2 Ni(CN)3

CoCl2 + KOH = Co(OH)2 + KCl =>
CoCl2 + 2 KOH = Co(OH)2 + 2 KCl

MnO2 = O2 + Mn3O4 =>
3 MnO2 = O2 + Mn3O4

H3PO4 + MgSO4 = Mg3(PO4)2 + H2SO4 =>
2 H3PO4 + 3 MgSO4 = Mg3(PO4)2 + 3 H2SO4

MnO2 = O2 + Mn3O4 =>
3 MnO2 = O2 + Mn3O4

Br{+2} + NaI = NaBr + I{+2} =>
Br{+2} + NaI = NaBr + I{+2}

CuSO45H2O + Fe = FeSO45H2O + Cu =>
CuSO45H2O + Fe = FeSO45H2O + Cu

K2CO3 + BaSO4 = K2SO4 + BaCO3 =>
K2CO3 + BaSO4 = K2SO4 + BaCO3

Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O

Fe + H2S = Fe2S3 + H2 =>
2 Fe + 3 H2S = Fe2S3 + 3 H2

Na2B4O7 + H2O + (C4H6O2)4 = Na2B4O7H2OC4H6O2 =>
4 Na2B4O7 + 4 H2O + (C4H6O2)4 = 4 Na2B4O7H2OC4H6O2

hydrogensulfide + cadmiumnitrate = nitricacid + cadmiumsulfide =>
H2S + Cd(NO3)2 = 2 HNO3 + CdS

CH3CH2OH + H2O = CH3COOH + H2 =>
CH3CH2OH + H2O = CH3COOH + 2 H2

NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)

NaC3 + CuCl = CuC3 + NaCl =>
NaC3 + CuCl = CuC3 + NaCl

Ni(OH)2 + H2SO4 = NiSO4 + H2O =>
Ni(OH)2 + H2SO4 = NiSO4 + 2 H2O

Ni(OH)2 + K2S = NiS + K2(OH)2 =>
Ni(OH)2 + K2S = NiS + K2(OH)2

CH3CH2OH + H2O = CO2 + H =>
CH3CH2OH + 3 H2O = 2 CO2 + 12 H

MnO2 = O2 + Mn3O4 =>
3 MnO2 = O2 + Mn3O4

AlOHCl2 + HNO3 = Al(NO3)3 + HCl + H2O =>
AlOHCl2 + 3 HNO3 = Al(NO3)3 + 2 HCl + H2O

Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O

Na2O + Mg = MgO + Na =>
Na2O + Mg = MgO + 2 Na

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

CH3CH2OH + H2O = CH3COOH + H =>
CH3CH2OH + H2O = CH3COOH + 4 H

CH2 + O2 = CO2 + H2O =>
2 CH2 + 3 O2 = 2 CO2 + 2 H2O

MnO2 = O2 + Mn3O4 =>
3 MnO2 = O2 + Mn3O4

NaOH + KBr = KOH + NaBr =>
NaOH + KBr = KOH + NaBr

CH3CH2OH + H2O = CH3COOH + H{+} + e =>
CH3CH2OH + H2O = CH3COOH + 4 H{+} + 4e

H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O

Ag + S = Ag2S =>
2 Ag + S = Ag2S

AgClO3 + K2S = Ag2S + KClO3 =>
2 AgClO3 + K2S = Ag2S + 2 KClO3

PbCl4 + F2 = PbF4 + Cl2 =>
PbCl4 + 2 F2 = PbF4 + 2 Cl2

CH3CH2OH + H2O = H3O + CH3CHO =>
CH3CH2OH + 2 H2O = 2 H3O + CH3CHO

K2Cr2O7 + KI + HCl = CrCl3 + KCl + I2 + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 8 KCl + 3 I2 + 7 H2O

(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O

AlO2H + H2O = Al(OH)3 =>
AlO2H + H2O = Al(OH)3

Al(NO3)3 + Na2(CO3) = Al(CO3) + Na2(NO3)3 =>
Al(NO3)3 + Na2(CO3) = Al(CO3) + Na2(NO3)3

FeS + HClO3 = H2S + FeCl2 + O2 =>
FeS + 2 HClO3 = H2S + FeCl2 + 3 O2

Cl2O7 + Cu(OH)2 = CuO + Cl(OH)7 =>
Cl2O7 + 7 Cu(OH)2 = 7 CuO + 2 Cl(OH)7

Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO

CH3CH2OH + H2O = CH3CH2O + H3O =>
CH3CH2OH + H2O = CH3CH2O + H3O

C2H5N + HCl = C2H6N + Cl2 =>
2 C2H5N + 2 HCl = 2 C2H6N + Cl2

Fl2 + KBr = Br2 + K4Fl =>
Fl2 + 8 KBr = 4 Br2 + 2 K4Fl

CuNH2 + H2SO4 = CuHSO4 + NH3 =>
CuNH2 + H2SO4 = CuHSO4 + NH3

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Breng de vergelijking van een chemische reactie in evenwicht
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