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2 K2Cr2O7 + 9 H2SH2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 10 S + 18 H2O
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
NHC3H4S + O2 = CO2 + H2O + SO2 + NO2 =>
4 NHC3H4S + 25 O2 = 12 CO2 + 10 H2O + 4 SO2 + 4 NO2
NH3 + O2 = HNO3 + H2O =>
NH3 + 2 O2 = HNO3 + H2O
NaClO3 + H2O + I2 = HIO3 + NaCl =>
5 NaClO3 + 3 H2O + 3 I2 = 6 HIO3 + 5 NaCl
MgO + Ca(OH)2 = Mg(OH)2 + CaO =>
MgO + Ca(OH)2 = Mg(OH)2 + CaO
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K3[Al(OH)6] + CrCl3 = KCl + AlCl3 + Cr(OH)3 =>
K3[Al(OH)6] + 2 CrCl3 = 3 KCl + AlCl3 + 2 Cr(OH)3
NH4NO3 + NaOH = NaNO3NH3H2O =>
NH4NO3 + NaOH = NaNO3NH3H2O
RbNO3 + Be = Be(NO3)2 + Rb =>
2 RbNO3 + Be = Be(NO3)2 + 2 Rb
K + Pb2SO4 = K2SO4 + Pb =>
2 K + Pb2SO4 = K2SO4 + 2 Pb
AlCl + F2 = AlF2 + Cl2 =>
2 AlCl + 2 F2 = 2 AlF2 + Cl2
Zn + H2PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H2PO4 = Zn3(PO4)2 + 2 H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C9H8O4 + NaOH + HCl = CH3COOH + NaCl =>
2 C9H8O4 + 10 NaOH + 10 HCl = 9 CH3COOH + 10 NaCl
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
MgBr2 + CI2 = MgCI2 + Br2 =>
MgBr2 + CI2 = MgCI2 + Br2
NH3 + K2FeO4 + H2O = N2 + Fe(OH)3 + KOH =>
2 NH3 + 2 K2FeO4 + 2 H2O = N2 + 2 Fe(OH)3 + 4 KOH
Fe(s) + CuCl2(aq) = FeCl2(aq) + Cu(s) =>
Fe(s) + CuCl2(aq) = FeCl2(aq) + Cu(s)
MnO2 + Sn(OH)4 = Mn(OH)2 + Sn(O2)2 =>
2 MnO2 + Sn(OH)4 = 2 Mn(OH)2 + Sn(O2)2
S8 = S6 =>
3 S8 = 4 S6
H2SiCl2 + H2O = H8Si3O4 + HCl =>
3 H2SiCl2 + 4 H2O = H8Si3O4 + 6 HCl
Na + H2O = NaOH + H3 =>
3 Na + 3 H2O = 3 NaOH + H3
MnO2 + Sn(OH)4 = Mn(OH)2 + Sn(O2)2 =>
2 MnO2 + Sn(OH)4 = 2 Mn(OH)2 + Sn(O2)2
HNO3 + LiSO4 = LiNO3 + HSO4 =>
HNO3 + LiSO4 = LiNO3 + HSO4
NaOH + HAuCl4 = NaAuCl4 + H2O =>
NaOH + HAuCl4 = NaAuCl4 + H2O
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
CH3 + O2 = CO2 + H2O =>
4 CH3 + 7 O2 = 4 CO2 + 6 H2O
KN3(s) + HNO2(aq) = N2(g) + NO(g) + KOH(aq) =>
2 KN3(s) + 2 HNO2(aq) = 3 N2(g) + 2 NO(g) + 2 KOH(aq)
Cd + H2O = CdOH + H =>
Cd + H2O = CdOH + H
Na2S2O3(aq) + AgNO3(aq) = AgS2O3 + Na2NO3 =>
Na2S2O3(aq) + AgNO3(aq) = AgS2O3 + Na2NO3
N2O3 + H2O = HNO3 + NO =>
3 N2O3 + H2O = 2 HNO3 + 4 NO
C3H12N6Cl12 = C3N6Cl12H12 =>
C3H12N6Cl12 = C3N6Cl12H12
Ca + H2CO3 = CaCO3 + H2 =>
Ca + H2CO3 = CaCO3 + H2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
HClO3 + Na3P = NaOH + O2 + P2Cl6 =>
6 HClO3 + 2 Na3P = 6 NaOH + 6 O2 + P2Cl6
Sb + Cl = SbCl4 =>
Sb + 4 Cl = SbCl4
P(CH3)3 + HCl = H3P + CH3Cl =>
P(CH3)3 + 3 HCl = H3P + 3 CH3Cl
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Mg + Cu(SO4)2 = Mg(SO4)2 + Cu =>
Mg + Cu(SO4)2 = Mg(SO4)2 + Cu
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
C8H16 + KMnO4 + H2SO4 = C8H6O4 + K2SO4 + MnSO4 + H2O =>
5 C8H16 + 18 KMnO4 + 27 H2SO4 = 5 C8H6O4 + 9 K2SO4 + 18 MnSO4 + 52 H2O
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
C2H2AsCl3 + H2O + O2 = As + HCl + CO2 =>
4 C2H2AsCl3 + 2 H2O + 7 O2 = 4 As + 12 HCl + 8 CO2
CrBr3 + Na2SO4 = Cr2(SO4)3 + NaBr =>
2 CrBr3 + 3 Na2SO4 = Cr2(SO4)3 + 6 NaBr
FeSO4 + HCl = FeCl + H(SO4) =>
FeSO4 + HCl = FeCl + H(SO4)
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