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SiS4 = Si + 2 S2
C6H8O7 + NH4OH = C6H14N2O7 + H2O =>
C6H8O7 + 2 NH4OH = C6H14N2O7 + 2 H2O
H2P = PH3 + H2P4 =>
10 H2P = 6 PH3 + H2P4
Zn + NaNO3 + NaOH + H2O = Na2[Zn(OH)4] + NH3 =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = 4 Na2[Zn(OH)4] + NH3
H2S + MgCO3 = H2CO3 + MgS =>
H2S + MgCO3 = H2CO3 + MgS
Mo + HNO3 = MoNO3 + H2O + NO2 =>
Mo + 2 HNO3 = MoNO3 + H2O + NO2
SrCl2 + O2 = SrO + Cl =>
2 SrCl2 + O2 = 2 SrO + 4 Cl
Ag2O + H2O2 = AgOH + O2 =>
2 Ag2O + 2 H2O2 = 4 AgOH + O2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
KHSO3 = K2SO3 + SO2 + H2O =>
2 KHSO3 = K2SO3 + SO2 + H2O
CO2 + H2O + SO2 = C6H6OS + O2 =>
6 CO2 + 3 H2O + SO2 = C6H6OS + 8 O2
HCOOH + Ag(NH3)2OH = (NH4)2CO3 + Ag + NH3 + H2O =>
HCOOH + 2 Ag(NH3)2OH = (NH4)2CO3 + 2 Ag + 2 NH3 + H2O
Na2S + H2SO4 = H2S + Na2SO4 =>
Na2S + H2SO4 = H2S + Na2SO4
Cl2 + O3 = Cl2O3 =>
Cl2 + O3 = Cl2O3
CH3CH2Cl + KOH = CH3CH2OH + KCl =>
CH3CH2Cl + KOH = CH3CH2OH + KCl
Al + H2CO3 = Al(HCO3)3 + H2 =>
2 Al + 6 H2CO3 = 2 Al(HCO3)3 + 3 H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaHCO3 + HC6H7O6 = CO2 + H2O + Na3C6H7O6 =>
30 NaHCO3 + 11 HC6H7O6 = 36 CO2 + 24 H2O + 10 Na3C6H7O6
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
H3N = H2 + N =>
2 H3N = 3 H2 + 2 N
H(NO2) = H(NO3) + NO + H2O =>
3 H(NO2) = H(NO3) + 2 NO + H2O
HIO3 = I2O5 + H2O =>
2 HIO3 = I2O5 + H2O
CH + CO = C2 + HO =>
CH + CO = C2 + HO
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
N2 + H = NH4 =>
N2 + 8 H = 2 NH4
KH2PO4 = P2O5 + KOH + H2O =>
2 KH2PO4 = P2O5 + 2 KOH + H2O
N2 + O2 + CH4 = NH2CH2COOH + H2O =>
2 N2 + 7 O2 + 8 CH4 = 4 NH2CH2COOH + 6 H2O
C6H12 + HNO3 = C6H10O4 + NO + H2O =>
3 C6H12 + 10 HNO3 = 3 C6H10O4 + 10 NO + 8 H2O
Mg + HNO3 = Mg(NO3)2 + NO + H2O =>
3 Mg + 8 HNO3 = 3 Mg(NO3)2 + 2 NO + 4 H2O
MnCl3 + Na2CO3 = Mn2(CO3)3 + NaCl =>
2 MnCl3 + 3 Na2CO3 = Mn2(CO3)3 + 6 NaCl
Al + H2(SO)4 = Al(SO)4 + H2 =>
Al + H2(SO)4 = Al(SO)4 + H2
NH2OH = H3N + N2 + H2O =>
3 NH2OH = H3N + N2 + 3 H2O
K3[Fe(CN)6] + SnCl2 + HCl = K4[Fe(CN)6] + K2[SnCl6] + H3[Fe(CN)6] =>
10 K3[Fe(CN)6] + 3 SnCl2 + 12 HCl = 6 K4[Fe(CN)6] + 3 K2[SnCl6] + 4 H3[Fe(CN)6]
Cu(s) + Mg(NO3)2(aq) = Cu(NO3)2 + Mg =>
Cu(s) + Mg(NO3)2(aq) = Cu(NO3)2 + Mg
CuCl2(aq) + NaOH(aq) = Cu(OH)2(s) + NaCl(aq) =>
CuCl2(aq) + 2 NaOH(aq) = Cu(OH)2(s) + 2 NaCl(aq)
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
NaO + H2O = Na + OH =>
NaO + H2O = Na + 2 OH
VCl3(s) + O2(g) = VOCl3(l) =>
2 VCl3(s) + O2(g) = 2 VOCl3(l)
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
N2H2 = N2NH3 =>
3 N2H2 = 2 N2NH3
P4 + Ca(OH)2 + H2O = PH3 + Ca(H2PO2)2 =>
2 P4 + 3 Ca(OH)2 + 6 H2O = 2 PH3 + 3 Ca(H2PO2)2
K2Cr2O7 + Na2S + H2O = KCrO2 + NaOH + S =>
K2Cr2O7 + 3 Na2S + 3 H2O = 2 KCrO2 + 6 NaOH + 3 S
I2 + Al + H2O = HI + Al(OH)3 =>
3 I2 + 2 Al + 6 H2O = 6 HI + 2 Al(OH)3
CuCl2 + HI = CuI + HCl + I2 =>
2 CuCl2 + 4 HI = 2 CuI + 4 HCl + I2
Na2CO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + CO2(g) + H2O(l)
MgC2 + H2O = C2H2 + Mg(OH)2 =>
MgC2 + 2 H2O = C2H2 + Mg(OH)2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Na2S + MoCl5 = NaCl + MoS2 + S =>
5 Na2S + 2 MoCl5 = 10 NaCl + 2 MoS2 + S
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