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Ni2(CO3)3(s) = Ni2O3(s) + 3 CO2(g)
HF + HNO3 = H2 + FNO3 =>
HF + HNO3 = H2 + FNO3
P2O3 + MgO = P2 + MgO4 =>
P2O3 + MgO = P2 + MgO4
Zn2S2 + O = Zn2O2 + SO2 =>
Zn2S2 + 6 O = Zn2O2 + 2 SO2
CrO3 + HCl + H2SO4 = Cr2(SO4)3 + Cl2H2SO4 + H2O =>
2 CrO3 + 6 HCl + 6 H2SO4 = Cr2(SO4)3 + 3 Cl2H2SO4 + 6 H2O
AlCl3 + K3PO4 = Cl3K3 + AlPO4 =>
AlCl3 + K3PO4 = Cl3K3 + AlPO4
Al + HNO3 + HCl = H[AlCl4] + NO + H2O =>
Al + HNO3 + 4 HCl = H[AlCl4] + NO + 2 H2O
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O =>
Bi(OH)3 + HNO3 = Bi(OH)2NO3 + H2O
FeCl3 + NOH5 = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NOH5 = Fe(OH)3 + 3 NH4Cl
NaOH + CuBr2 = NaBr + Cu(OH)2 =>
2 NaOH + CuBr2 = 2 NaBr + Cu(OH)2
AlPO4 + ZnO = AlO + ZnPO4 =>
AlPO4 + ZnO = AlO + ZnPO4
PB + HI = HPBI =>
PB + HI = HPBI
Na2(TeO3) + NaI + HCl = NaCl + Te2 + I2 + H2O =>
2 Na2(TeO3) + 8 NaI + 12 HCl = 12 NaCl + Te2 + 4 I2 + 6 H2O
Na2CO3 + CH3COONa = Na3COO + CH3CO3 =>
Na2CO3 + CH3COONa = Na3COO + CH3CO3
Al2(CrO4)3 + Ba(NO3)2 = Al(NO3)3 + BaCrO4 =>
Al2(CrO4)3 + 3 Ba(NO3)2 = 2 Al(NO3)3 + 3 BaCrO4
HCOOH + NaOH = CNa + OH =>
HCOOH + NaOH = CNa + 3 OH
Pb(C2H3O2)4 + Na2S = PbS2 + Na(C2H3O2) =>
Pb(C2H3O2)4 + 2 Na2S = PbS2 + 4 Na(C2H3O2)
Na2(CO3) + CoCl2 = NaCl + (CO3)Co =>
Na2(CO3) + CoCl2 = 2 NaCl + (CO3)Co
Ag{+} + Cr = Ag + Cr3{+} =>
Ag{+} + 3 Cr = Ag + Cr3{+}
N2O + NaNH2 = NaN + NaOH + NH3 =>
N2O + 5 NaNH2 = 4 NaN + NaOH + 3 NH3
Zn + KOH = K2ZnO2 + H2 =>
Zn + 2 KOH = K2ZnO2 + H2
C7H7NO3 + O2 = CO2 + H2O + NO2 =>
4 C7H7NO3 + 33 O2 = 28 CO2 + 14 H2O + 4 NO2
CuI2 + (NH4)2SO4 = CuSO4 + NH4I =>
CuI2 + (NH4)2SO4 = CuSO4 + 2 NH4I
C3H7Br + Zn = C3H6 + HZn + Br =>
C3H7Br + Zn = C3H6 + HZn + Br
Al + HCI = AlCI + H =>
Al + HCI = AlCI + H
KBr + KOH + N2O4 = KBrO3 + KNO2 + H2O =>
KBr + 6 KOH + 3 N2O4 = KBrO3 + 6 KNO2 + 3 H2O
CO2 + CaO = CaCO3 =>
CO2 + CaO = CaCO3
Mn + KOH = KMnOH =>
Mn + KOH = KMnOH
NH2CH3COOH + Ba = NH2CH3COOHBa =>
NH2CH3COOH + Ba = NH2CH3COOHBa
NaMnO4 + HI = MnI2 + NaI + H2O + I2 =>
2 NaMnO4 + 16 HI = 2 MnI2 + 2 NaI + 8 H2O + 5 I2
C13H10O + NaOCl = C13H8O + NaOH + Cl =>
C13H10O + 2 NaOCl = C13H8O + 2 NaOH + 2 Cl
KOH(aq) + BaCrO4(aq) = K2CrO4 + Ba(OH)2 =>
2 KOH(aq) + BaCrO4(aq) = K2CrO4 + Ba(OH)2
Fe2O3 + NaOH = Na2O3 + FeOH =>
Fe2O3 + 2 NaOH = Na2O3 + 2 FeOH
FeCl2(aq) + Cl2(g) = FeCl3 =>
2 FeCl2(aq) + Cl2(g) = 2 FeCl3
KMnO4 + HCl = Cl2 + H2O + KMnCl2 =>
KMnO4 + 8 HCl = 3 Cl2 + 4 H2O + KMnCl2
CH3(CH2)CH3(l) + O2 = CO2 + H2O =>
CH3(CH2)CH3(l) + 5 O2 = 3 CO2 + 4 H2O
Cu(C2H3O2)2 + Na2(CrO4) = CuCrO4 + NaC2H3O2 =>
Cu(C2H3O2)2 + Na2(CrO4) = CuCrO4 + 2 NaC2H3O2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NiC2O4 + O2 = NiO + CO2 =>
2 NiC2O4 + O2 = 2 NiO + 4 CO2
H2SiO3 + NH4Cl = (NH4)2SiO3 + HCl =>
H2SiO3 + 2 NH4Cl = (NH4)2SiO3 + 2 HCl
K2Cr2O7 + SO2 + HCl = CrCl3 + KCl + H2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + 8 HCl = 2 CrCl3 + 2 KCl + 3 H2SO4 + H2O
BaCl2 + Ba(OH)2 = BaOHCl =>
BaCl2 + Ba(OH)2 = 2 BaOHCl
Cu(C2H3O2)2 + Na2(CrO4) = CuCrO4 + NaC2H3O2 =>
Cu(C2H3O2)2 + Na2(CrO4) = CuCrO4 + 2 NaC2H3O2
NaMnO4 + HI = MnI2 + NaI + H2O + I2 =>
2 NaMnO4 + 16 HI = 2 MnI2 + 2 NaI + 8 H2O + 5 I2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
AgNO3 + H2O = Ag + HNO3 + O2 =>
4 AgNO3 + 2 H2O = 4 Ag + 4 HNO3 + O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na3PO4(aq) + Ni(ClO4)2(aq) = NaClO4(aq) + Ni3(PO4)2 =>
2 Na3PO4(aq) + 3 Ni(ClO4)2(aq) = 6 NaClO4(aq) + Ni3(PO4)2
KJ + K2Cr2O7 + H2SO4 = J2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 KJ + K2Cr2O7 + 7 H2SO4 = 3 J2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
(CH3)3CCl + AgNO3 = AgCl + (CH3)3CONO2 =>
(CH3)3CCl + AgNO3 = AgCl + (CH3)3CONO2
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