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4 Al + 3 O2 = 2 Al2O3
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
NaHCO3 + H(CH3COO) = Na(CH3COO) + H2O + CO2 =>
NaHCO3 + H(CH3COO) = Na(CH3COO) + H2O + CO2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
N14 = N13 =>
13 N14 = 14 N13
C4H8 = H2C4H6 =>
C4H8 = H2C4H6
LiBr + Ba(OH)2 = BaBr2 + LiOH =>
2 LiBr + Ba(OH)2 = BaBr2 + 2 LiOH
KNO3 + K = K2O + N2 =>
2 KNO3 + 10 K = 6 K2O + N2
KBr + H3Po4 = KH2Po4 + HBr =>
KBr + H3Po4 = KH2Po4 + HBr
CuSO4 + NaOH = Cu3(OH)4SO4 + Na2SO4 =>
3 CuSO4 + 4 NaOH = Cu3(OH)4SO4 + 2 Na2SO4
CH4 + H2O2 = CO2 + H2O =>
CH4 + 4 H2O2 = CO2 + 6 H2O
H2O1 + Fe = Fe2O3 + H2 =>
3 H2O1 + 2 Fe = Fe2O3 + 3 H2
HClAgF = AgClHF =>
HClAgF = AgClHF
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
CuI + NH3 = [Cu(NH3)2]I =>
CuI + 2 NH3 = [Cu(NH3)2]I
UO2 + H = U + H2O =>
UO2 + 4 H = U + 2 H2O
Au + KCN + O2 + H2O = K[Au(CN)2] + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 K[Au(CN)2] + 4 KOH
NaHCO3MgSO4 = MgHCO3NaSO4 =>
NaHCO3MgSO4 = MgHCO3NaSO4
FePO4 + Na = Fe + NaPO4 =>
FePO4 + Na = Fe + NaPO4
P4O9 + NaOH = Na2HPO4 + Na2HPO3 + H2O =>
P4O9 + 8 NaOH = 3 Na2HPO4 + Na2HPO3 + 2 H2O
CrOCO2 = CrO3C =>
CrOCO2 = CrO3C
LaH3 + H2O = La(OH)3 + H2 =>
LaH3 + 3 H2O = La(OH)3 + 3 H2
Ni(OH)2 + HCl = Ni(Cl)2 + H2O =>
Ni(OH)2 + 2 HCl = Ni(Cl)2 + 2 H2O
CH3 + HCl = CH4 + Cl =>
CH3 + HCl = CH4 + Cl
KHSO3 + NH3 = KNH4SO3 =>
KHSO3 + NH3 = KNH4SO3
Cr + O4 + Pb = PbCrO4 =>
Cr + O4 + Pb = PbCrO4
NaNO3 + NaOH = Na2O2 + NH3 + H2O =>
NaNO3 + 7 NaOH = 4 Na2O2 + NH3 + 2 H2O
Cu2SO4 + FeSO4 = Cu + Fe2(SO4)3 =>
Cu2SO4 + 2 FeSO4 = 2 Cu + Fe2(SO4)3
UO2SO4 + Zn + H2SO4 = U(SO4)2 + ZnSO4 + H2O =>
UO2SO4 + Zn + 2 H2SO4 = U(SO4)2 + ZnSO4 + 2 H2O
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
MgO + H2O = MgOH2O =>
MgO + H2O = MgOH2O
NaCl + K = KCl + Na =>
NaCl + K = KCl + Na
Hg(NO3)2 + NH4OH = [Hg2ONH2]NO3 + NH4NO3 + H2O =>
2 Hg(NO3)2 + 4 NH4OH = [Hg2ONH2]NO3 + 3 NH4NO3 + 3 H2O
KMnO4 + NaNO2 + H2O = NaNO3 + MnO + KOH =>
2 KMnO4 + 5 NaNO2 + H2O = 5 NaNO3 + 2 MnO + 2 KOH
Na2S2O5 + H2O = NaHSO3 =>
Na2S2O5 + H2O = 2 NaHSO3
MnO + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 MnO + 5 PbO2 + 10 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 4 H2O
KOH + CO = KCO + HO =>
KOH + CO = KCO + HO
CH2ClCH3 + NaOH = CH2(OH)CH3 + NaCl =>
CH2ClCH3 + NaOH = CH2(OH)CH3 + NaCl
C8H18 + *5O2 = CO2 + H2O =>
2 C8H18 + 5*5O2 = 16 CO2 + 18 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KOH + Cr2O3 = K2O + Cr(OH)3 =>
6 KOH + Cr2O3 = 3 K2O + 2 Cr(OH)3
XCOOH + NH3 = XCONH2 + H2O =>
XCOOH + NH3 = XCONH2 + H2O
Bi + F2 = BiF2 =>
Bi + F2 = BiF2
La + Br2 = LaBr3 =>
2 La + 3 Br2 = 2 LaBr3
H2SO4 + BaO2 = H2O2 + BaSO4 =>
H2SO4 + BaO2 = H2O2 + BaSO4
Fe + CuCI2 = FeCI2 + Cu =>
Fe + CuCI2 = FeCI2 + Cu
C3H8O + Cr2O7{2-} + H{+} = C3H6O2 + Cr{3+} + H2O =>
3 C3H8O + 2 Cr2O7{2-} + 16 H{+} = 3 C3H6O2 + 4 Cr{3+} + 11 H2O
Al(s) + S(s) = AlS3 =>
Al(s) + 3 S(s) = AlS3
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