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2 Na2CO3 + 5 C + 2 N2 = 4 NaCN + 3 CO2
Hg2(NO3)2 + Na2SO4 = Hg2SO4 + Na2(NO3)2 =>
Hg2(NO3)2 + Na2SO4 = Hg2SO4 + Na2(NO3)2
Cu(OH)2 + HSO2 = Cu(SO2)2 + H2O =>
Cu(OH)2 + 2 HSO2 = Cu(SO2)2 + 2 H2O
H2S + CaO = CaH + SO2 =>
H2S + 2 CaO = 2 CaH + SO2
NaOH = Na2O + H2O =>
2 NaOH = Na2O + H2O
MgNO2 + O2 = MgNO3 =>
2 MgNO2 + O2 = 2 MgNO3
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
Pb(NO3)2(aq) + NaI(aq) = PbI2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaI(aq) = PbI2(s) + 2 NaNO3(aq)
Sb + H2S = Sb2S3 + H2 =>
2 Sb + 3 H2S = Sb2S3 + 3 H2
(NH4)2SO4 + KBrO + KOH = N2 + K2SO4 + KBr + H2O =>
(NH4)2SO4 + 3 KBrO + 2 KOH = N2 + K2SO4 + 3 KBr + 5 H2O
(NH4)2SO4 + NaCl = NH4Cl + Na2SO4 =>
(NH4)2SO4 + 2 NaCl = 2 NH4Cl + Na2SO4
Na + CuSO4 = NaO + CuSO3 =>
Na + CuSO4 = NaO + CuSO3
CrCl3(aq) + H2S(g) = Cr2S3(s) + HCl(aq) =>
2 CrCl3(aq) + 3 H2S(g) = Cr2S3(s) + 6 HCl(aq)
Cu2 + AgNO3 = Ag + Cu(NO3) =>
Cu2 + 2 AgNO3 = 2 Ag + 2 Cu(NO3)
Co + H2O = CoO + H =>
Co + H2O = CoO + 2 H
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
Pb(SO4) + Ca(OH)2 = Pb(OH)2 + Ca(SO4) =>
Pb(SO4) + Ca(OH)2 = Pb(OH)2 + Ca(SO4)
NaCrO2 + H2O2 + NaOH = Na2CrO4 + H2O =>
2 NaCrO2 + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 4 H2O
AgNO3 + KClO3 = Ag(ClO3) + KNO3 =>
AgNO3 + KClO3 = Ag(ClO3) + KNO3
NiOH2 + OH = NiO2 + H2O =>
NiOH2 + 4 OH = NiO2 + 3 H2O
KMnO4 + Na2S + H2SO4 = K2SO4 + MnSO4 + NaOH + S =>
2 KMnO4 + 2 Na2S + 2 H2SO4 = K2SO4 + 2 MnSO4 + 4 NaOH + S
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
P4 + Br2 = PBr3 =>
P4 + 6 Br2 = 4 PBr3
Sb2S3 + K2S2 = K3SbS4 + S =>
Sb2S3 + 3 K2S2 = 2 K3SbS4 + S
FeSO4 + Cu = CuSO4 + Fe =>
FeSO4 + Cu = CuSO4 + Fe
Na2S + FeCl3 = NaCl + Fe2S3 =>
3 Na2S + 2 FeCl3 = 6 NaCl + Fe2S3
C3H8(g) + O2(g) = H2O(l) + CO2(g) =>
C3H8(g) + 5 O2(g) = 4 H2O(l) + 3 CO2(g)
C2H3Cl + HCl = C2H4Cl2 =>
C2H3Cl + HCl = C2H4Cl2
HCOONa + NaOH = H2O + Na2COO =>
HCOONa + NaOH = H2O + Na2COO
KCeO = KCeO3 + KCe =>
3 KCeO = KCeO3 + 2 KCe
Na + N2 = Na2N =>
4 Na + N2 = 2 Na2N
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
SrO + H2O = SrOH + O2 =>
4 SrO + 2 H2O = 4 SrOH + O2
CaOHCl = CaCl2 + Ca(OH)2 =>
2 CaOHCl = CaCl2 + Ca(OH)2
Ti(OH)2 + H2SO4 = TiSO4 + H2O =>
Ti(OH)2 + H2SO4 = TiSO4 + 2 H2O
Fe + Ne = FeNe =>
Fe + Ne = FeNe
Na2SO4 + MnCl2 = NaCl + MnSO4 =>
Na2SO4 + MnCl2 = 2 NaCl + MnSO4
C8H18 + KMnO4 + H2SO4 = C9H16O4 + K2SO4 + MnSO4 + H2O =>
45 C8H18 + 98 KMnO4 + 147 H2SO4 = 40 C9H16O4 + 49 K2SO4 + 98 MnSO4 + 232 H2O
Ca(OH)2 + NH4Cl = NH4OH + CaCl2 =>
Ca(OH)2 + 2 NH4Cl = 2 NH4OH + CaCl2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
HClO4 + Ca(OH)2 = Ca(ClO4)2 + H2O =>
2 HClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 H2O
Zn + KOH + Ag2CO3 = Ag + K2CO3 + Zn(OH) =>
2 Zn + 2 KOH + Ag2CO3 = 2 Ag + K2CO3 + 2 Zn(OH)
Au2(CO3)3 + Hg(NO3)2 = Au(NO3)3 + HgCO3 =>
Au2(CO3)3 + 3 Hg(NO3)2 = 2 Au(NO3)3 + 3 HgCO3
MnCl2 + KClO3 + KOH = KCl + MnO4 + H2O =>
MnCl2 + KClO3 + 2 KOH = 3 KCl + MnO4 + H2O
Al + Cu(NO3)2 = Cu + Al(NO3)3 =>
2 Al + 3 Cu(NO3)2 = 3 Cu + 2 Al(NO3)3
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
H2NCI + NH3 = NH4CI + N2H4 =>
H2NCI + 2 NH3 = NH4CI + N2H4
CH3Cl2 + Cl2 = CH2Cl2 + HCl =>
2 CH3Cl2 + Cl2 = 2 CH2Cl2 + 2 HCl
Hg(NO3)2(aq) + KF(aq) = HgF2(s) + KNO3(aq) =>
Hg(NO3)2(aq) + 2 KF(aq) = HgF2(s) + 2 KNO3(aq)
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