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(CH3)3COH + K2CrO4 + 2 H2SO4 = C4H8O2 + K2SO4 + CrSO4 + 3 H2O
H + S = HS3 =>
H + 3 S = HS3
CH4 + O = H2O + CO3 =>
CH4 + 5 O = 2 H2O + CO3
CH3COOH + C3H7OH = CHCOOC3H7 + H2O =>
9 CH3COOH + 4 C3H7OH = 6 CHCOOC3H7 + 10 H2O
Ni(s) + CuCl2(aq) = Cu + NiCl =>
2 Ni(s) + CuCl2(aq) = Cu + 2 NiCl
Xe + O2 + F2 = XeOF4 =>
2 Xe + O2 + 4 F2 = 2 XeOF4
Zn + HNO3 + H2SO4 = ZnSO4 + NO2 + H2O =>
Zn + 2 HNO3 + H2SO4 = ZnSO4 + 2 NO2 + 2 H2O
Cu + Ag2O = Ag + Cu3O2 =>
3 Cu + 2 Ag2O = 4 Ag + Cu3O2
C2H5NH2 + H2SO4 = [C2H5NH3]SO4H =>
C2H5NH2 + H2SO4 = [C2H5NH3]SO4H
Ca5P2 + H2O = Ca(OH)2 + PH5 =>
Ca5P2 + 10 H2O = 5 Ca(OH)2 + 2 PH5
O = (O2)4 =>
8 O = (O2)4
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
Pb(NO3)2 + NaI = PbI2 + Na(NO3) =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 Na(NO3)
C4H10(l) + O2(g) = CO2(g) + H2O(l) =>
2 C4H10(l) + 13 O2(g) = 8 CO2(g) + 10 H2O(l)
MgCuCl2 = MgCl2Cu =>
MgCuCl2 = MgCl2Cu
HCHO + H2O2 = HCOOH + H2O =>
HCHO + H2O2 = HCOOH + H2O
BIY3 + KY = KY*BIY3 =>
BIY3 + KY = KY*BIY3
NaSO3 + BaO = BaSO3 + NaO =>
NaSO3 + BaO = BaSO3 + NaO
FeCl3 + C = Fe + C3Cl4 =>
4 FeCl3 + 9 C = 4 Fe + 3 C3Cl4
ZnBr2 + Al6 = Zn7 + AlBr3 =>
63 ZnBr2 + 7 Al6 = 9 Zn7 + 42 AlBr3
RbH + O2 = RbO2 + H2O =>
4 RbH + 5 O2 = 4 RbO2 + 2 H2O
Be3N2 = N3 + Be2 =>
6 Be3N2 = 4 N3 + 9 Be2
KIO3*Cl2 + KOH = KIO4 + KCl + H2O =>
KIO3*Cl2 + 2 KOH = KIO4 + 2 KCl + H2O
SnO2 + NaOH = H2O + Na2SnO3 =>
SnO2 + 2 NaOH = H2O + Na2SnO3
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
FeCl3Al(OH)3 = Fe(OH)3AlCl3 =>
FeCl3Al(OH)3 = Fe(OH)3AlCl3
Ca(NO3)2 = CaO + N2 + O2 =>
2 Ca(NO3)2 = 2 CaO + 2 N2 + 5 O2
CuCO3 + HNO3 = Cu(NO3)2 + H2O + CO2 =>
CuCO3 + 2 HNO3 = Cu(NO3)2 + H2O + CO2
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
CH3CH2CH3 + HBr = CH3CH2CH3Br + H =>
CH3CH2CH3 + HBr = CH3CH2CH3Br + H
Mg + Co(NO2)2 = Mg(NO2)2 + Co =>
Mg + Co(NO2)2 = Mg(NO2)2 + Co
ClH + F2 = Cl2 + FH =>
2 ClH + F2 = Cl2 + 2 FH
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
Ca(s) + HBr(aq) = CaBr2(aq) + H2(g) =>
Ca(s) + 2 HBr(aq) = CaBr2(aq) + H2(g)
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
NaF + Al2O3 = Na2O + AlF3 =>
6 NaF + Al2O3 = 3 Na2O + 2 AlF3
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
Al + NO2 + KOH + H2O = K[Al(OH)4] + HNO2 =>
Al + 3 NO2 + KOH + 3 H2O = K[Al(OH)4] + 3 HNO2
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
H2SeO3 + H2SO3 = Se + H2SO4 + H2O =>
H2SeO3 + 2 H2SO3 = Se + 2 H2SO4 + H2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
Zn + HNO3 + H2SO4 = ZnSO4 + N2 + H2O =>
5 Zn + 2 HNO3 + 5 H2SO4 = 5 ZnSO4 + N2 + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
BaCl2 + K2CrO4 = BaCrO4 + K + Cl2 =>
BaCl2 + K2CrO4 = BaCrO4 + 2 K + Cl2
KH2PO4 + BaCl2 = Ba(H2PO4)2 + KCl =>
2 KH2PO4 + BaCl2 = Ba(H2PO4)2 + 2 KCl
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