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Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
Al2O3 + Cl2 = AlCl3 + O2 =>
2 Al2O3 + 6 Cl2 = 4 AlCl3 + 3 O2
CON2H4(aq) = C3N6H6(l) + CO2(g) + NH3(g) =>
6 CON2H4(aq) = C3N6H6(l) + 3 CO2(g) + 6 NH3(g)
Mg(OH)2 + H = Mg2 + H2O =>
2 Mg(OH)2 + 4 H = Mg2 + 4 H2O
C6H22O11 = C2H5OH + H2O + CO2 =>
C6H22O11 = 2 C2H5OH + 5 H2O + 2 CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mn3FK2 = K2F + Mn3 =>
Mn3FK2 = K2F + Mn3
HI(aq) + K2CO3(aq) = KI(aq) + H2O(l) + CO2(g) =>
2 HI(aq) + K2CO3(aq) = 2 KI(aq) + H2O(l) + CO2(g)
KHC4H4O6 = K2CO3 + H + C + O2 =>
4 KHC4H4O6 = 2 K2CO3 + 20 H + 14 C + 9 O2
AuBr3 = Au + Br2 =>
2 AuBr3 = 2 Au + 3 Br2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
NO2{-} + H{+} + I{-} = H2O + I2 + NO =>
2 NO2{-} + 4 H{+} + 2 I{-} = 2 H2O + I2 + 2 NO
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
C5H12O + H2SO4 + NaCl = C5H11Cl + H2O + NaHSO4 =>
C5H12O + H2SO4 + NaCl = C5H11Cl + H2O + NaHSO4
Zn(NO3)2 = NO2 + O2 + ZnO =>
2 Zn(NO3)2 = 4 NO2 + O2 + 2 ZnO
Ca2C + O2 = CaO + CO2 =>
Ca2C + 2 O2 = 2 CaO + CO2
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
N2 + C2H6 = N2H4 + C2H2 =>
N2 + C2H6 = N2H4 + C2H2
Br2 + AuF3 = BrF3 + Au =>
Br2 + 2 AuF3 = 2 BrF3 + 2 Au
Ca(OH)2 + C = CaC2 + H2O + O2 =>
2 Ca(OH)2 + 4 C = 2 CaC2 + 2 H2O + O2
KNO2 + K2CrO4 + HNO3 = KNO3 + CrNO3 + H2O =>
5 KNO2 + 2 K2CrO4 + 6 HNO3 = 9 KNO3 + 2 CrNO3 + 3 H2O
NaCN + H2SO4 = Na2SO4 + HCN =>
2 NaCN + H2SO4 = Na2SO4 + 2 HCN
FeCl3 + NaI = I2 + NaCl + FeCl2 =>
2 FeCl3 + 2 NaI = I2 + 2 NaCl + 2 FeCl2
KMnO4 + CH3OH = H2COO + H2O + KOH + MnO2 =>
4 KMnO4 + 3 CH3OH = 3 H2COO + H2O + 4 KOH + 4 MnO2
K + S = K4S =>
4 K + S = K4S
C5H10O2 + H2O = C3H6O2 + C2H6O =>
C5H10O2 + H2O = C3H6O2 + C2H6O
AI(s) + HCl(aq) = AICl3(aq) + H2(g) =>
2 AI(s) + 6 HCl(aq) = 2 AICl3(aq) + 3 H2(g)
Zn(s) + Cu(No3)2(aq) = Zn(No3)2(aq) + Cu(s) =>
Zn(s) + Cu(No3)2(aq) = Zn(No3)2(aq) + Cu(s)
Na2S + Na2SO3 + HCl = S + NaCl + H2O =>
2 Na2S + Na2SO3 + 6 HCl = 3 S + 6 NaCl + 3 H2O
Mg + S8 = MgS =>
8 Mg + S8 = 8 MgS
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C2H50H + K2Cr2O7 + H2SO4 = CH3COH + Cr2(SO4)3 + K2SO4 + H2O =>
6 C2H50H + 49 K2Cr2O7 + 196 H2SO4 = 6 CH3COH + 49 Cr2(SO4)3 + 49 K2SO4 + 337 H2O
CuCl2 + K3(PO4) = Cu3(PO4)2 + KCl =>
3 CuCl2 + 2 K3(PO4) = Cu3(PO4)2 + 6 KCl
H3PO3 + HgCl2 + H2O = Hg2Cl2 + H3PO4 + HCl =>
H3PO3 + 2 HgCl2 + H2O = Hg2Cl2 + H3PO4 + 2 HCl
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
Fe + SbCl3 = FeCl3 + Sb =>
Fe + SbCl3 = FeCl3 + Sb
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
H2(g) + O2(g) = H2O(l) =>
2 H2(g) + O2(g) = 2 H2O(l)
(NH4)2CrO4 + Al(NO3)3 = Al2(CrO4)3 + NH4NO3 =>
3(NH4)2CrO4 + 2 Al(NO3)3 = Al2(CrO4)3 + 6 NH4NO3
K2Cr2O7 + AlCl3 = K2Cl3 + AlCr2O7 =>
K2Cr2O7 + AlCl3 = K2Cl3 + AlCr2O7
[CuNH3](OH)2 + H2SO4 + H2O = [Cu(OH2)4]SO4 + (NH4)2SO4 =>
2[CuNH3](OH)2 + 3 H2SO4 + 4 H2O = 2[Cu(OH2)4]SO4 + (NH4)2SO4
KMnO4 + KBr + H2SO4 = MnSO4 + Br + H2O + K2SO4 =>
KMnO4 + 5 KBr + 4 H2SO4 = MnSO4 + 5 Br + 4 H2O + 3 K2SO4
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