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Chemische vergelijkingen in evenwicht op01/14/25

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Breng de vergelijking van een chemische reactie in evenwicht
H{+} + Cr2O7{-2} + H2S = Cr{3+} + S + H2O =>
8 H{+} + Cr2O7{-2} + 3 H2S = 2 Cr{3+} + 3 S + 7 H2O

Ba(NO3)2 + HBr = BaBr2 + H(NO3) =>
Ba(NO3)2 + 2 HBr = BaBr2 + 2 H(NO3)

KMnO4 + HCl = KCl + MnCl2 + HO + Cl2 =>
2 KMnO4 + 8 HCl = 2 KCl + 2 MnCl2 + 8 HO + Cl2

K + B(NO2)3 = B + KNO2 =>
3 K + B(NO2)3 = B + 3 KNO2

SiC + N2 = Si3N4 + CN =>
6 SiC + 7 N2 = 2 Si3N4 + 6 CN

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

PbO2(c) = PbO(c) + O2 =>
2 PbO2(c) = 2 PbO(c) + O2

Cr2O3 + HBr = CrBr + H2O + Br =>
Cr2O3 + 6 HBr = 2 CrBr + 3 H2O + 4 Br

C3H8 + NH3 + O2 = C3H5N + H2O =>
2 C3H8 + 2 NH3 + 3 O2 = 2 C3H5N + 6 H2O

GeO3 + NaOH = Na6GeO6 + H2O =>
GeO3 + 6 NaOH = Na6GeO6 + 3 H2O

C18H32O2 + NaOH = C18H32NaO2 + C3H8O3 =>
17 C18H32O2 + 16 NaOH = 16 C18H32NaO2 + 6 C3H8O3

vanadium + oxygen = VO =>
2 V + O2 = 2 VO

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

Mg + CoSO4 = MgSO4 + Co =>
Mg + CoSO4 = MgSO4 + Co

S8 + KNO3 = SO2 + K2O + N2 =>
5 S8 + 32 KNO3 = 40 SO2 + 16 K2O + 16 N2

C8H6 + O2 = CO2 + H2O =>
2 C8H6 + 19 O2 = 16 CO2 + 6 H2O

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

C5H6O + O2 = CO2 + H2O =>
C5H6O + 6 O2 = 5 CO2 + 3 H2O

Pb(OH)2 + KNO3 = Pb(NO3)2 + KOH =>
Pb(OH)2 + 2 KNO3 = Pb(NO3)2 + 2 KOH

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

CF4(s) + Br2(l) = CBr4(s) + F2(g) =>
CF4(s) + 2 Br2(l) = CBr4(s) + 2 F2(g)

Ba + (CO3)3 = BaCO3 =>
3 Ba + (CO3)3 = 3 BaCO3

KNO3 + HBr = KBrHNO3 =>
KNO3 + HBr = KBrHNO3

SO2 + Na2O = Na2SO3 =>
SO2 + Na2O = Na2SO3

Cu2S + O2 + C = Cu + SCO2 =>
Cu2S + O2 + C = 2 Cu + SCO2

Pb + ZnCl = Zn + PbCl =>
Pb + ZnCl = Zn + PbCl

COOHCOOH + NH4(OH) = COOHCOONH4 + H2O =>
COOHCOOH + NH4(OH) = COOHCOONH4 + H2O

C2H4Cl2 + KOH = C2H2 + H2O + KCl =>
C2H4Cl2 + 2 KOH = C2H2 + 2 H2O + 2 KCl

NaI + Pb(SO4)2 = PbI4 + Na2SO4 =>
4 NaI + Pb(SO4)2 = PbI4 + 2 Na2SO4

Zn(OH)2 + HNO3 = ZnNO3 + H(OH)2 =>
Zn(OH)2 + HNO3 = ZnNO3 + H(OH)2

Zn + FeS2 + H2SO4 = Zn3(SO4)2 + FeSO4 + H2S =>
3 Zn + 2 FeS2 + 4 H2SO4 = Zn3(SO4)2 + 2 FeSO4 + 4 H2S

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

CH3CH2OH + O2 = H2O + CH2COO4 =>
CH3CH2OH + 3 O2 = 2 H2O + CH2COO4

Zn + Pb(CH3COO2)2 = Pb + Zn(CH3COO2)2 =>
Zn + Pb(CH3COO2)2 = Pb + Zn(CH3COO2)2

BeO + NaOH + H2O = Na2[Be(OH)4] =>
BeO + 2 NaOH + H2O = Na2[Be(OH)4]

CO2 + H2O + N2 + NO = C3H5N3O9 =>
12 CO2 + 10 H2O + 5 N2 + 2 NO = 4 C3H5N3O9

NaCl(s) + H2O(l) = Cl2 + H2(g) + NaOH =>
2 NaCl(s) + 2 H2O(l) = Cl2 + H2(g) + 2 NaOH

Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O

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

Ca + H3BO3 = Ca3(BO3)2 + H2 =>
3 Ca + 2 H3BO3 = Ca3(BO3)2 + 3 H2

Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3

Zn + CO3 = ZnO + CO2 =>
Zn + CO3 = ZnO + CO2

CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2

Co + S = CoS =>
Co + S = CoS

C6H10 + KMnO4 + H2SO4 = C6H10O2 + K2SO4 + MnSO4 + H2O =>
5 C6H10 + 4 KMnO4 + 6 H2SO4 = 5 C6H10O2 + 2 K2SO4 + 4 MnSO4 + 6 H2O

H2S = H2 + S2 =>
2 H2S = 2 H2 + S2

SbCl5 = SbCl3(g) + Cl2(g) =>
SbCl5 = SbCl3(g) + Cl2(g)

LiNO3 + NaCl = NaNO3 + LiCl =>
LiNO3 + NaCl = NaNO3 + LiCl

C8H9Cl + O2 = H2O + CO2 + HCl =>
C8H9Cl + 10 O2 = 4 H2O + 8 CO2 + HCl

HCOOH + KOH = KCOOH + HOH =>
HCOOH + KOH = KCOOH + HOH

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Breng de vergelijking van een chemische reactie in evenwicht
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