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2 PbCrO4 + 2 NaOH = Na2CrO4 + Pb2CrO5 + H2O
Al + Pb(SO4) = Pb + Al(SO4) =>
Al + Pb(SO4) = Pb + Al(SO4)
Br2 + AgI = BrAg + I =>
Br2 + 2 AgI = 2 BrAg + 2 I
C + H + N + O = CHNO =>
C + H + N + O = CHNO
Ca3(PO4)2(aq) + H2SO4(aq) = CaSO4(aq) + Ca(H2PO4)2(aq) =>
Ca3(PO4)2(aq) + 2 H2SO4(aq) = 2 CaSO4(aq) + Ca(H2PO4)2(aq)
Na2SiF6 + NaOH = Na2SiO3 + NaF + H2O =>
Na2SiF6 + 6 NaOH = Na2SiO3 + 6 NaF + 3 H2O
NaCl + Br2 = NaBr + Cl2 =>
2 NaCl + Br2 = 2 NaBr + Cl2
Zh(OH)2 + HCl = ZhCl2 + H2O =>
Zh(OH)2 + 2 HCl = ZhCl2 + 2 H2O
MgO + H2 = Mg2 + H2O =>
2 MgO + 2 H2 = Mg2 + 2 H2O
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
HNO3(aq) + I2(s) = HIO3(aq) + NO2(g) + H2O(g) =>
10 HNO3(aq) + I2(s) = 2 HIO3(aq) + 10 NO2(g) + 4 H2O(g)
NaMnO4 = Na + MnO4 =>
NaMnO4 = Na + MnO4
K2S + I2 = KI + S =>
K2S + I2 = 2 KI + S
NaCl(aq) + H2SO4(aq) = Na2SO4(s) + HCl(aq) =>
2 NaCl(aq) + H2SO4(aq) = Na2SO4(s) + 2 HCl(aq)
Pb + NiCl2 = Ni + PbCl4 =>
Pb + 2 NiCl2 = 2 Ni + PbCl4
Na2S2O3 + CH3COOH = NaHSO3 + CH3COONa + S =>
Na2S2O3 + CH3COOH = NaHSO3 + CH3COONa + S
Hg + NH3 = Hg(NH3)2 =>
Hg + 2 NH3 = Hg(NH3)2
Zn(NO3)2 = ZnO + NO2 + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
KF + HF = KHF2 =>
KF + HF = KHF2
Zh(OH)2 + HCl = ZhCl2 + H2O =>
Zh(OH)2 + 2 HCl = ZhCl2 + 2 H2O
C2H4 + CO + H2 = C3H8O =>
C2H4 + CO + 2 H2 = C3H8O
PH3 = P + H2 =>
2 PH3 = 2 P + 3 H2
HCl + KOH = H2O + KCl =>
HCl + KOH = H2O + KCl
Al2(CO3)3 + HI = AlI3 + H2CO3 =>
Al2(CO3)3 + 6 HI = 2 AlI3 + 3 H2CO3
C5H10O5 + NaHCrO4 + NaHSO4 = CO2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C5H10O5 + 20 NaHCrO4 + 80 NaHSO4 = 15 CO2 + 10 Cr2(SO4)3 + 50 Na2SO4 + 65 H2O
As2O3 + H2S = As2S3 + H2O =>
As2O3 + 3 H2S = As2S3 + 3 H2O
K2Cr2O7 + CaCl2 + H2SO4 = Cr2(SO4)3 + K2SO4 + CaSO4 + Cl2 + H2O =>
K2Cr2O7 + 3 CaCl2 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CaSO4 + 3 Cl2 + 7 H2O
CH4(s) + O2(g) = CO2 + H2O(s) =>
CH4(s) + 2 O2(g) = CO2 + 2 H2O(s)
Mg + Cu = MgCu2 =>
Mg + 2 Cu = MgCu2
C8H16 + O2 = H2O + CO2 =>
C8H16 + 12 O2 = 8 H2O + 8 CO2
K + MgSO4 = K2SO4 + Mg =>
2 K + MgSO4 = K2SO4 + Mg
NaHCO3 = Na + CO3 + H2O + CO2 =>
2 NaHCO3 = 2 Na + CO3 + H2O + CO2
C5H10N2O3 + O2 = CO2 + H2O + NO2 =>
C5H10N2O3 + 8 O2 = 5 CO2 + 5 H2O + 2 NO2
CH2O + H2O = CO2 + H2 =>
CH2O + H2O = CO2 + 2 H2
Mg + Fe(Cl)3 = Mg(Cl)2 + Fe =>
3 Mg + 2 Fe(Cl)3 = 3 Mg(Cl)2 + 2 Fe
CH10 + O2 = CO2 + H2O =>
2 CH10 + 7 O2 = 2 CO2 + 10 H2O
Co + H2SO4 = CoSO4 + SO2 + H2O =>
Co + 2 H2SO4 = CoSO4 + SO2 + 2 H2O
Na + Zn(NO3)2 = Zn + NaNO3 =>
2 Na + Zn(NO3)2 = Zn + 2 NaNO3
CaCrO4 + HCl = CaCl2 + Cl2 + CrCl2 + H2O =>
CaCrO4 + 8 HCl = CaCl2 + 2 Cl2 + CrCl2 + 4 H2O
SF2 = S + F2 =>
SF2 = S + F2
C4H10O(l) + O2(g) = CO(g) + H2O(g) =>
C4H10O(l) + 4 O2(g) = 4 CO(g) + 5 H2O(g)
Zn(s) + CrCl3(aq) = ZnCl2(aq) + Cr(s) =>
3 Zn(s) + 2 CrCl3(aq) = 3 ZnCl2(aq) + 2 Cr(s)
P4O10(s) + HNO3(aq) = N2O5(g) + H3PO4(l) =>
P4O10(s) + 12 HNO3(aq) = 6 N2O5(g) + 4 H3PO4(l)
Cl2 + NiBr2 = ClBr2 + Ni =>
Cl2 + 2 NiBr2 = 2 ClBr2 + 2 Ni
FeO(OH) + HCl = Fe(OH)2Cl =>
FeO(OH) + HCl = Fe(OH)2Cl
Ti + H2O = Ti(OH)4 + H2 =>
Ti + 4 H2O = Ti(OH)4 + 2 H2
Sb(s) + I2(g) = SbI3(s) =>
2 Sb(s) + 3 I2(g) = 2 SbI3(s)
Ag + Au2O3 = Au + Ag2O3 =>
2 Ag + Au2O3 = 2 Au + Ag2O3
Cd + H2O = H2 + Cd(OH) =>
2 Cd + 2 H2O = H2 + 2 Cd(OH)
ZnO2 + NaOH = Na2ZnO2 + H2O2 =>
ZnO2 + 2 NaOH = Na2ZnO2 + H2O2
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