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2 Ca3(PO4)2 + 6 SiO2 + 4 C = P4 + 6 CaSiO4 + 4 CO
MnO4{-2} + H{+} = MnO4{-} + MnO2 + H2O =>
3 MnO4{-2} + 4 H{+} = 2 MnO4{-} + MnO2 + 2 H2O
BF3 = B + F =>
BF3 = B + 3 F
FeSO4 + NH4SCN = FeSCN + NH4SO4 =>
FeSO4 + NH4SCN = FeSCN + NH4SO4
MnS(s) + H2SO4(aq) = MnSO4(aq) + H2S(g) =>
MnS(s) + H2SO4(aq) = MnSO4(aq) + H2S(g)
H2SO4(aq) + NaCN(aq) = HCN + Na2SO4(aq) =>
H2SO4(aq) + 2 NaCN(aq) = 2 HCN + Na2SO4(aq)
Na2SO4 + Al(C2H3O2)3 = NaC2H3O2 + Al2(SO4)3 =>
3 Na2SO4 + 2 Al(C2H3O2)3 = 6 NaC2H3O2 + Al2(SO4)3
NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + H2O =>
2 NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + 2 H2O
Sn(NO3)2(ac) + KI(ac) = KNO3(ac) + SnI2(s) =>
Sn(NO3)2(ac) + 2 KI(ac) = 2 KNO3(ac) + SnI2(s)
Bi2O3 + KOH + KOCl = KBiO3 + KCl + H2O =>
Bi2O3 + 2 KOH + 2 KOCl = 2 KBiO3 + 2 KCl + H2O
N(CH3)3 + HCl = NH(CH3)3 + Cl =>
N(CH3)3 + HCl = NH(CH3)3 + Cl
Zn(OH)2 + (NH4)2S = H2O + NH3 + ZnS =>
Zn(OH)2 + (NH4)2S = 2 H2O + 2 NH3 + ZnS
Mg3N2 + (NH4)2PO4 = MgPO4 + NH3 =>
Mg3N2 + 3(NH4)2PO4 = 3 MgPO4 + 8 NH3
KOH + CrSO4 = Cr(OH)2 + K2SO4 =>
2 KOH + CrSO4 = Cr(OH)2 + K2SO4
C8HF15O2 + CaO = CaF2 + H2O + CO2 + CO =>
2 C8HF15O2 + 15 CaO = 15 CaF2 + H2O + 2 CO2 + 14 CO
H4Cr + O3 = Cr + H2O =>
3 H4Cr + 2 O3 = 3 Cr + 6 H2O
NH3(g) + O2(s) = NO2(g) + H2O(g) =>
4 NH3(g) + 7 O2(s) = 4 NO2(g) + 6 H2O(g)
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Fe(HSO3)2 + HNO3 = Fe(NO3)2 + SO2 + H2O =>
Fe(HSO3)2 + 2 HNO3 = Fe(NO3)2 + 2 SO2 + 2 H2O
NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + H2O =>
2 NaHCO3 + Ba(OH)2 = Na2CO3 + BaCO3 + 2 H2O
C8H9NO + HNO3 + H2SO4 = C8H8N2O3 + H3O{+} + HSO4{-} =>
C8H9NO + HNO3 + H2SO4 = C8H8N2O3 + H3O{+} + HSO4{-}
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
H2O + AgNo3 = HNo3 + Ag2O =>
H2O + 2 AgNo3 = 2 HNo3 + Ag2O
NH4H2PO4 + NaOH = NH4H2OH + NaPO4 =>
NH4H2PO4 + NaOH = NH4H2OH + NaPO4
RbNO3 = N + O2 + Rb =>
2 RbNO3 = 2 N + 3 O2 + 2 Rb
H3Fe(CN)6 + NH4OH = (NH4)3Fe(CN)6 + H2O =>
H3Fe(CN)6 + 3 NH4OH = (NH4)3Fe(CN)6 + 3 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
CH3NO2 + Al + KOH + H2O = CH3NH2 + K[Al(OH)4] =>
CH3NO2 + 2 Al + 2 KOH + 4 H2O = CH3NH2 + 2 K[Al(OH)4]
Al() + HCl = AlCl3 + H2 =>
2 Al() + 6 HCl = 2 AlCl3 + 3 H2
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Na3PO4 + Ca(NO2)2 = NaNO2 + Ca3(PO4)2 =>
2 Na3PO4 + 3 Ca(NO2)2 = 6 NaNO2 + Ca3(PO4)2
FeCl3 + Cl2 + KOH = K2FeO4 + KCl + H2O =>
2 FeCl3 + 3 Cl2 + 16 KOH = 2 K2FeO4 + 12 KCl + 8 H2O
CuSO4 + NaS = CuS + SO4Na =>
CuSO4 + NaS = CuS + SO4Na
HC2H3O2 + Hg(OH)2 = Hg(C2H3O2)2 + H2O =>
2 HC2H3O2 + Hg(OH)2 = Hg(C2H3O2)2 + 2 H2O
C3H8 + Cl2 = C3H7Cl7 + HCl =>
C3H8 + 4 Cl2 = C3H7Cl7 + HCl
MnSO4 + Na2CO3 + HCl = Na2SO4 + H2CO3 + MnCl2 =>
MnSO4 + Na2CO3 + 2 HCl = Na2SO4 + H2CO3 + MnCl2
NO3{-} + H{+}{+} + e = N2O3 + H2O =>
2 NO3{-} + 6 H{+}{+} + 4e = N2O3 + 3 H2O
K + S = K2S =>
2 K + S = K2S
(c)H3PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l) =>
(c)H3PO4(aq) + 2 NaOH(aq) = Na2HPO4(aq) + 2 H2O(l)
C2H5OH + CH3COOH = CH3COOC5H11 + H2O =>
5 C2H5OH + 2 CH3COOH = 2 CH3COOC5H11 + 5 H2O
LiI + Br2 = LiBr + I2 =>
2 LiI + Br2 = 2 LiBr + I2
K2HPO4 + AgNO3 = AgPO4 + K2HNO3 =>
K2HPO4 + AgNO3 = AgPO4 + K2HNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3NH2 + HCl = CH3NH3Cl =>
CH3NH2 + HCl = CH3NH3Cl
P2O5 + KOH = K2HPO4 + H2O =>
P2O5 + 4 KOH = 2 K2HPO4 + H2O
C3H7I + HI = C3H8 + I2 =>
C3H7I + HI = C3H8 + I2
Si + H = SiH =>
Si + H = SiH
CCl2F2 + HCl = CCl4 + HF =>
CCl2F2 + 2 HCl = CCl4 + 2 HF
Na + AsO4 = Na3AsO4 =>
3 Na + AsO4 = Na3AsO4
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