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4 K2Cr2O7 + C6H12O6 + 32 HCl = 8 CrCl3 + 8 KCl + 6 CO2 + 22 H2O
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
H2 + CO = CH4 + H2O =>
3 H2 + CO = CH4 + H2O
C2H4O + H2O = C2H6O2 =>
C2H4O + H2O = C2H6O2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
HgS + CaO + O2 = Hg + CaSO4 =>
2 HgS + 2 CaO + 3 O2 = 2 Hg + 2 CaSO4
FePO4 + Zn(NO3)2 = Zn3(PO4)2 + Fe(NO3)3 =>
2 FePO4 + 3 Zn(NO3)2 = Zn3(PO4)2 + 2 Fe(NO3)3
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
(NH4)2SO4(aq) + NaOH(aq) = H2O(l) + NH3(g) + Na2SO4(aq) =>
(NH4)2SO4(aq) + 2 NaOH(aq) = 2 H2O(l) + 2 NH3(g) + Na2SO4(aq)
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
HPO4 + NaOH = NaO + H(HPO4) =>
HPO4 + NaOH = NaO + H(HPO4)
KO2 = K2O + O2 =>
4 KO2 = 2 K2O + 3 O2
AgNo3 + Na2CO3 = Ag2CO3(a) + NaNo3 =>
2 AgNo3 + Na2CO3 = Ag2CO3(a) + 2 NaNo3
hydrogensulfide + O = H2O + sulfurdioxide =>
H2S + 3 O = H2O + SO2
HgCl2 + NaI = HgI2 + NaCl =>
HgCl2 + 2 NaI = HgI2 + 2 NaCl
ZnSiO3 + H2SO4 = ZnSO4 + SiO3 + H2 =>
ZnSiO3 + H2SO4 = ZnSO4 + SiO3 + H2
HC7H5O2 + NaOH = NaH + C7H5O2OH =>
HC7H5O2 + NaOH = NaH + C7H5O2OH
C15H12N2O + OH = CO2 + H2O + NH3 =>
C15H12N2O + 64 OH = 15 CO2 + 35 H2O + 2 NH3
C9H8O4 + H2SO4 = C6H8O6 + S + CO2 =>
11 C9H8O4 + 16 H2SO4 = 15 C6H8O6 + 16 S + 9 CO2
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Fe3(PO4)2 + K = Fe + K3PO4 =>
Fe3(PO4)2 + 6 K = 3 Fe + 2 K3PO4
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
HgSO4 + Cu = Cu(SO4)2 + Hg =>
2 HgSO4 + Cu = Cu(SO4)2 + 2 Hg
K4Fe(CN)6 + H2SW4 + H2O = K2SW4 + FeSW4 + (NH4)2SW4 + CO =>
K4Fe(CN)6 + 6 H2SW4 + 6 H2O = 2 K2SW4 + FeSW4 + 3(NH4)2SW4 + 6 CO
LiI(aq) + BaS(aq) = BaI2(aq) + Li2S(aq) =>
2 LiI(aq) + BaS(aq) = BaI2(aq) + Li2S(aq)
PbS2 + HNO3 = Pb(NO3)2 + H2SO4 + NO + H2O =>
3 PbS2 + 20 HNO3 = 3 Pb(NO3)2 + 6 H2SO4 + 14 NO + 4 H2O
NaHCO3 + CH3COOH = CH3COONa(aq) + CO2(g) + H2O(l) =>
NaHCO3 + CH3COOH = CH3COONa(aq) + CO2(g) + H2O(l)
AgNO3(aq) + KBr(aq) = AgBr(s) + KNO3(aq) =>
AgNO3(aq) + KBr(aq) = AgBr(s) + KNO3(aq)
(CH3COO)2Ca + (HCOO)2Ca = CH3CHO + CaCO3 =>
(CH3COO)2Ca + (HCOO)2Ca = 2 CH3CHO + 2 CaCO3
S2 = S =>
S2 = 2 S
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
KOH + H2SO4 = K + H2SO4OH =>
KOH + H2SO4 = K + H2SO4OH
Sr(NO3)2 + (NH4)2C2O4 = SrC2O4 + NH4NO3 =>
Sr(NO3)2 + (NH4)2C2O4 = SrC2O4 + 2 NH4NO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
CF4 = C2 + F2 =>
2 CF4 = C2 + 4 F2
CrCl3 + KMnO4 + H2O + H2SO4 = H2Cr2O7 + MnSO4 + K2SO4 + HCl =>
10 CrCl3 + 6 KMnO4 + 11 H2O + 9 H2SO4 = 5 H2Cr2O7 + 6 MnSO4 + 3 K2SO4 + 30 HCl
Al + HNO2 = Al(NO2)3 + H =>
Al + 3 HNO2 = Al(NO2)3 + 3 H
KHSO4 + BaCl2 = Ba(HSO4)2 + KCl =>
2 KHSO4 + BaCl2 = Ba(HSO4)2 + 2 KCl
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
[Fe(H2O)6] + NH3 = [Fe(H2O)3(OH)3] + NH4 =>
[Fe(H2O)6] + 3 NH3 = [Fe(H2O)3(OH)3] + 3 NH4
Sn(NO3)2 = SnO2 + NO2 =>
Sn(NO3)2 = SnO2 + 2 NO2
KH2PO4 + BaCl2 = Ba(PO4)2 + KCl + H2 =>
2 KH2PO4 + BaCl2 = Ba(PO4)2 + 2 KCl + 2 H2
PbCl2 + Mg(NO3)2 = MgCl2 + Pb(NO3)2 =>
PbCl2 + Mg(NO3)2 = MgCl2 + Pb(NO3)2
K3[Cr(OH)6] + CO2 = Cr(OH)3 + KHCO3 =>
K3[Cr(OH)6] + 3 CO2 = Cr(OH)3 + 3 KHCO3
HNO3 + C2 = CO2 + NO + H2O =>
8 HNO3 + 3 C2 = 6 CO2 + 8 NO + 4 H2O
XCuO + H2SO4 = XCuSO4 + H2O =>
XCuO + H2SO4 = XCuSO4 + H2O
Cu(SO4)*5H2O = CuSO4 + H2O =>
Cu(SO4)*5H2O = CuSO4 + 5 H2O
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
CH4(g) + NH3(g) + O2(g) = HCN(s) + H2O(g) =>
2 CH4(g) + 2 NH3(g) + 3 O2(g) = 2 HCN(s) + 6 H2O(g)
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