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2 K2CrO7 + 26 FeSO4 + 18 H2SO4 = Cr2(SO4)3 + 2 K2SO2 + 13 Fe2(SO4)3 + 18 H2O
Cr(OH)3 + KClO4 + KOH = K2CrO4 + KCl + H2O =>
8 Cr(OH)3 + 3 KClO4 + 16 KOH = 8 K2CrO4 + 3 KCl + 20 H2O
Ca(OH)2 + S = CaS + CaS2O3 + H2O =>
3 Ca(OH)2 + 4 S = 2 CaS + CaS2O3 + 3 H2O
Cr{2+} + B = Cr + B{3+} =>
3 Cr{2+} + 2 B = 3 Cr + 2 B{3+}
Na + Al2Cl3 = Na2Cl + Al =>
6 Na + Al2Cl3 = 3 Na2Cl + 2 Al
K2MnO4 + KCl + H2SO4 = MnSO4 + K2SO4 + H2O + Cl2 =>
K2MnO4 + 4 KCl + 4 H2SO4 = MnSO4 + 3 K2SO4 + 4 H2O + 2 Cl2
Al + NiSO4 = Al6(SO4)6 + Ni =>
6 Al + 6 NiSO4 = Al6(SO4)6 + 6 Ni
C10H2 + O2 = C(O2) + H2O =>
2 C10H2 + 21 O2 = 20 C(O2) + 2 H2O
Mg + H3PO4 = HMg + PO4 =>
3 Mg + H3PO4 = 3 HMg + PO4
CON2H4(aq) = C3N6H6(l) + CO2(g) + NH3(g) =>
6 CON2H4(aq) = C3N6H6(l) + 3 CO2(g) + 6 NH3(g)
Ca3(PO4)2 + H3(PO4) = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3(PO4) = 3 Ca(H2PO4)2
[Cu(OH)]2SO4 + HCl = CuCl2 + CuSO4 + H2O =>
[Cu(OH)]2SO4 + 2 HCl = CuCl2 + CuSO4 + 2 H2O
P + KOH + H2O = PH3 + KH2O2 =>
P + 3 KOH + 3 H2O = PH3 + 3 KH2O2
NaOH + B2H6 = NaBH4 + O2 =>
2 NaOH + B2H6 = 2 NaBH4 + O2
Au(HO)3 + H3PO4 = Au3(PO4)3 + H2O =>
3 Au(HO)3 + 3 H3PO4 = Au3(PO4)3 + 9 H2O
BaO + SiO2 = BaSiO3 =>
BaO + SiO2 = BaSiO3
Zn(OH)2 + CH3COOH = Zn(CH2COOH)2 + H2O =>
Zn(OH)2 + 2 CH3COOH = Zn(CH2COOH)2 + 2 H2O
Al4C3 + H2SO4 = HCOOH + Al4SO2 + C =>
Al4C3 + H2SO4 = HCOOH + Al4SO2 + 2 C
Sr(OH)2 + CaCl2 = Ca(OH)2 + SrCl2 =>
Sr(OH)2 + CaCl2 = Ca(OH)2 + SrCl2
CoSO4 + H2C2O4 + K2C2O4 + PbO2 = K3[Co(C2O4)3] + PbO + KHSO4 + H2O =>
2 CoSO4 + 2 H2C2O4 + 4 K2C2O4 + PbO2 = 2 K3[Co(C2O4)3] + PbO + 2 KHSO4 + H2O
Na2SO3 + O3 = Na2SO4 =>
3 Na2SO3 + O3 = 3 Na2SO4
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
C2H4O2 = C2H2O + H2O =>
C2H4O2 = C2H2O + H2O
Co(NO3)2 + Ni(NO3)2 = Co(NO3)3 + Ni =>
2 Co(NO3)2 + Ni(NO3)2 = 2 Co(NO3)3 + Ni
NaCl(aq) + Pb(NO3)2 = NaNO3(s) + PbCl2(s) =>
2 NaCl(aq) + Pb(NO3)2 = 2 NaNO3(s) + PbCl2(s)
HCl(aq) + KBr(aq) = HBr(aq) + KCl(s) =>
HCl(aq) + KBr(aq) = HBr(aq) + KCl(s)
NiSO4 + (NH4)2S = NiS + (NH4)2SO4 =>
NiSO4 + (NH4)2S = NiS + (NH4)2SO4
C9H19NO4 + O2 = CO2 + H2O + NO =>
4 C9H19NO4 + 49 O2 = 36 CO2 + 38 H2O + 4 NO
KHSO3 + Na2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + Na2SO4 =>
6 KHSO3 + 2 Na2Cr2O7 + 5 H2SO4 = 3 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 2 Na2SO4
H2(aq) + O2(g) = H2O(l) =>
2 H2(aq) + O2(g) = 2 H2O(l)
CuO + NH4OH = Cu(OH)2 + NH3 =>
CuO + NH4OH = Cu(OH)2 + NH3
KMg3AlSi3O10(OH)2 + H{+} = Al2Si2O5(OH)4 + K{+} + Mg{2+} + SiO2 + H2O =>
2 KMg3AlSi3O10(OH)2 + 14 H{+} = Al2Si2O5(OH)4 + 2 K{+} + 6 Mg{2+} + 4 SiO2 + 7 H2O
HBr + F = HF + Br =>
HBr + F = HF + Br
CrCl3 + (NH4)2S2O8 + H2O = H2Cr2O7 + (NH4)2SO4 + HCl + H2SO4 =>
2 CrCl3 + 3(NH4)2S2O8 + 7 H2O = H2Cr2O7 + 3(NH4)2SO4 + 6 HCl + 3 H2SO4
N8 + O2 = N2O =>
N8 + 2 O2 = 4 N2O
ClO3 = Cl + ClO4 =>
4 ClO3 = Cl + 3 ClO4
H2S + HMnO4 = H2SO4 + MnO2 + H2O =>
3 H2S + 8 HMnO4 = 3 H2SO4 + 8 MnO2 + 4 H2O
Ag(NH3)Cl + KBr = AgBr + KCl + NH3 =>
Ag(NH3)Cl + KBr = AgBr + KCl + NH3
Ca(HCO3)2 + Rb2CO3 = CaCO3 + RbHCO3 =>
Ca(HCO3)2 + Rb2CO3 = CaCO3 + 2 RbHCO3
Na2CO3 + Zn(NO3)2 = Zn(CO3)2 + Na2NO3 =>
2 Na2CO3 + Zn(NO3)2 = Zn(CO3)2 + 2 Na2NO3
CrCl3 + NaCl + H2O = Na[Cr(OH)4] + HCl =>
CrCl3 + NaCl + 4 H2O = Na[Cr(OH)4] + 4 HCl
XH2 + O2 = XO2 + H2O =>
2 XH2 + 3 O2 = 2 XO2 + 2 H2O
Fe2(SO4)3 + HCl = Fe(Cl)3 + H2SO4 =>
Fe2(SO4)3 + 6 HCl = 2 Fe(Cl)3 + 3 H2SO4
Rb + S = RbS2 =>
Rb + 2 S = RbS2
Co3 + (CrO4)2 = Co2CrO4 =>
4 Co3 + 3(CrO4)2 = 6 Co2CrO4
Na2SO4 + AgNO3 = Ag2SO4 + Na2(NO3)2 =>
Na2SO4 + 2 AgNO3 = Ag2SO4 + Na2(NO3)2
MgCl2 + NaOH2 = MgOH2 + NaCl2 =>
MgCl2 + NaOH2 = MgOH2 + NaCl2
Co + Cl2 = Co2Cl3 =>
4 Co + 3 Cl2 = 2 Co2Cl3
ZnSO4*7H2O + CaCl2H2O = CaSO4 + ZnCl2 + H2O =>
ZnSO4*7H2O + CaCl2H2O = CaSO4 + ZnCl2 + 8 H2O
H2CO3 + K2(OH)2 = K2CO3 + H2O =>
H2CO3 + K2(OH)2 = K2CO3 + 2 H2O
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