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Chemische vergelijkingen in evenwicht op05/25/18

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Breng de vergelijking van een chemische reactie in evenwicht
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O

HNO2 + KMnO4 + H2SO4 = MnSO4 + HNO3 + K2SO4 + H2O =>
5 HNO2 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 HNO3 + K2SO4 + 3 H2O

(CH3)2CHOH + K2Cr2O7 + H2SO4 = CH3COCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
3(CH3)2CHOH + K2Cr2O7 + 4 H2SO4 = 3 CH3COCH3 + Cr2(SO4)3 + K2SO4 + 7 H2O

Cl2 + CrBr3 = Br2 + CrCl3 =>
3 Cl2 + 2 CrBr3 = 3 Br2 + 2 CrCl3

C5H5OH + O2 = CO2 + H2O =>
C5H5OH + 6 O2 = 5 CO2 + 3 H2O

KHC8H4O4 + NaOH = KNaC8H4O4 + H2O =>
KHC8H4O4 + NaOH = KNaC8H4O4 + H2O

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

Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu

Pb + Zn(No3)2 = Zn + Pb(No3)2 =>
Pb + Zn(No3)2 = Zn + Pb(No3)2

P4 + HNO3 + H2O = H3PO4 + NO =>
3 P4 + 20 HNO3 + 8 H2O = 12 H3PO4 + 20 NO

ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2

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

Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O

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

NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O

AgNo3 + COCl2 = CONo3 + AgCl2 =>
AgNo3 + COCl2 = CONo3 + AgCl2

ZNS + O2 = ZNO + S =>
2 ZNS + O2 = 2 ZNO + 2 S

H2O = H2 + O2 =>
2 H2O = 2 H2 + O2

AgNO3 + AlCl3 = AgCl3 + AlNO3 =>
AgNO3 + AlCl3 = AgCl3 + AlNO3

W + KBrF4 = K2WF8 + BrF + KF =>
W + 3 KBrF4 = K2WF8 + 3 BrF + KF

FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2

Al + Cl2 = AlCl2 =>
Al + Cl2 = AlCl2

CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O

CO + O2 = CO2 =>
2 CO + O2 = 2 CO2

Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3

MnO2 + O2 + KOH = K2MnO4 + H2O =>
2 MnO2 + O2 + 4 KOH = 2 K2MnO4 + 2 H2O

Al2O3 + Na = Na2O + Al =>
Al2O3 + 6 Na = 3 Na2O + 2 Al

H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O

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

SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4

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

Pb(CH3COO)2 + Fe = Pb + Fe(CH3COO)2 =>
Pb(CH3COO)2 + Fe = Pb + Fe(CH3COO)2

H2So4 + ZN(OH)2 = ZNSo4 + H2O =>
H2So4 + ZN(OH)2 = ZNSo4 + 2 H2O

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

CUSO4 + ZN = ZNSO4 + CU =>
CUSO4 + ZN = ZNSO4 + CU

CUCO3 + H2SO4 = CUSO4 + H2CO3 =>
CUCO3 + H2SO4 = CUSO4 + H2CO3

K2O + H2O = KOH =>
K2O + H2O = 2 KOH

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

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

KI + PbCrO4 = PbI + KCrO4 =>
KI + PbCrO4 = PbI + KCrO4

HNO3 + KOH = H2O + KNO3 =>
HNO3 + KOH = H2O + KNO3

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

C4H10 + H2O = CO + H2 =>
C4H10 + 4 H2O = 4 CO + 9 H2

KMnO4 = K2O + MnO2 + O2 =>
4 KMnO4 = 2 K2O + 4 MnO2 + 3 O2

PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4

CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2

NOBr = N2 + O2 + Br2 =>
2 NOBr = N2 + O2 + Br2

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

Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O

Al + Pb(CH3COO)2 = Al(CH3COO)3 + Pb =>
2 Al + 3 Pb(CH3COO)2 = 2 Al(CH3COO)3 + 3 Pb

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Breng de vergelijking van een chemische reactie in evenwicht
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