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2 Cr2O3 + 8 KOH + 3 O2 = 4 K2CrO4 + 4 H2O
CH3CHBrCH2Br + NaOH = CH3CCH + NaBr + H2O =>
CH3CHBrCH2Br + 2 NaOH = CH3CCH + 2 NaBr + 2 H2O
HIO3 + BaCl2 = Ba(IO3)2 + HCl =>
2 HIO3 + BaCl2 = Ba(IO3)2 + 2 HCl
Be(OH)2 + NH4HF2 = (NH4)2BeF4 + H2O =>
Be(OH)2 + 2 NH4HF2 = (NH4)2BeF4 + 2 H2O
ZnSH2 = ZnH2S =>
ZnSH2 = ZnH2S
NH3 + KMnO4 + H2SO4 = N2 + MnSO4 + K2SO4 + H2O =>
10 NH3 + 6 KMnO4 + 9 H2SO4 = 5 N2 + 6 MnSO4 + 3 K2SO4 + 24 H2O
P4(s) + HNO3(aq) + H2O(l) = H3PO4(aq) + NO(g) =>
3 P4(s) + 20 HNO3(aq) + 8 H2O(l) = 12 H3PO4(aq) + 20 NO(g)
C12H42 + O2 = CO2 + H2O =>
2 C12H42 + 45 O2 = 24 CO2 + 42 H2O
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
Bi(NO3)3 + NaOH = Bi(OH)3 + NaNO3 =>
Bi(NO3)3 + 3 NaOH = Bi(OH)3 + 3 NaNO3
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
HBr + CI = HCI + Br2 =>
2 HBr + 2 CI = 2 HCI + Br2
Cs + H2O = CsOH + H2 =>
2 Cs + 2 H2O = 2 CsOH + H2
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
Ba(NO3)2 + KOH = K(NO3)2 + BaOH =>
Ba(NO3)2 + KOH = K(NO3)2 + BaOH
CH3CHO + KMnO4 = CH3COOH + MnO + K2O =>
5 CH3CHO + 2 KMnO4 = 5 CH3COOH + 2 MnO + K2O
Ag + MgI2 = AgI + Mg =>
2 Ag + MgI2 = 2 AgI + Mg
CaCl2(aq) + Fe(NO3)3(aq) = Ca(NO3)2(aq) + FeCl3(aq) =>
3 CaCl2(aq) + 2 Fe(NO3)3(aq) = 3 Ca(NO3)2(aq) + 2 FeCl3(aq)
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
H3PO4 = H2O + H4P2O7 =>
2 H3PO4 = H2O + H4P2O7
FeCl3 + Na2WO4 = Fe2(WO4)3 + NaCl =>
2 FeCl3 + 3 Na2WO4 = Fe2(WO4)3 + 6 NaCl
ZnCl + Na2CO3 = ZnCO3 + Na2Cl =>
ZnCl + Na2CO3 = ZnCO3 + Na2Cl
Mg(s) + Al(NO3)3(aq) = Al(s) + Mg(NO3)2(aq) =>
3 Mg(s) + 2 Al(NO3)3(aq) = 2 Al(s) + 3 Mg(NO3)2(aq)
NaCO + BN = NaNBCO =>
NaCO + BN = NaNBCO
K2Cr2O7 + H2S + HCl = KCl + Cr2O3 + S + H2O =>
K2Cr2O7 + 3 H2S + 2 HCl = 2 KCl + Cr2O3 + 3 S + 4 H2O
Zn + AuBr3 = Au + ZnBr2 =>
3 Zn + 2 AuBr3 = 2 Au + 3 ZnBr2
Mn + HCl = MnCl2 + H2 =>
Mn + 2 HCl = MnCl2 + H2
CH3CH2OH + PBr3 = CH3CH2Br + H3PO3 =>
3 CH3CH2OH + PBr3 = 3 CH3CH2Br + H3PO3
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
KNO3 + Na2CO3 = Na2NO3 + KCO3 =>
KNO3 + Na2CO3 = Na2NO3 + KCO3
S8 + Al = S8Al =>
S8 + Al = S8Al
Zn + Pb(NO3)2 = Zn3(NO3)2 + Pb =>
3 Zn + Pb(NO3)2 = Zn3(NO3)2 + Pb
C6H7Br + Cl2 = C6H6Cl2 + HBr =>
C6H7Br + Cl2 = C6H6Cl2 + HBr
Cu(NO3)2 + C = CuO + NO2 + CO2 =>
2 Cu(NO3)2 + C = 2 CuO + 4 NO2 + CO2
KCl(ac) + Pb(NO3)2(ac) = PbCl(ac) + K(NO3)2(ac) =>
KCl(ac) + Pb(NO3)2(ac) = PbCl(ac) + K(NO3)2(ac)
SH2 + O2 = H2O + SO2 =>
2 SH2 + 3 O2 = 2 H2O + 2 SO2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
K2S(aq) + BaCl2(aq) = BaS(s) + KCl(aq) =>
K2S(aq) + BaCl2(aq) = BaS(s) + 2 KCl(aq)
CHCOOH + O2 = CO2 + H2O =>
2 CHCOOH + 3 O2 = 4 CO2 + 2 H2O
C15H3O + O2 = CO2 + H2O =>
4 C15H3O + 61 O2 = 60 CO2 + 6 H2O
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Ca0 + H2O = Ca(OH)2 + H2 =>
Ca0 + 2 H2O = Ca(OH)2 + H2
NaClO3 + KI + HCl = NaCl + I2 + KCl + H2O =>
NaClO3 + 6 KI + 6 HCl = NaCl + 3 I2 + 6 KCl + 3 H2O
NaOH + CuSO4 = CuSO4OHNa =>
NaOH + CuSO4 = CuSO4OHNa
O2 + Ca2 = CaO =>
O2 + Ca2 = 2 CaO
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Li + CaS = LiS + Ca =>
Li + CaS = LiS + Ca
K2O + CH3COOH = K2(CH3COO)2 + H2O =>
K2O + 2 CH3COOH = K2(CH3COO)2 + H2O
NaHCO3 + HCN = NaCN + CO2 + H2O =>
NaHCO3 + HCN = NaCN + CO2 + H2O
CH3COOH + Na2O = CH3COONa + NaOH =>
CH3COOH + Na2O = CH3COONa + NaOH
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