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Fe2O3 + Na = Fe2Na + O3
NaCl + KCrO4 = KCl + Na(CrO4) =>
NaCl + KCrO4 = KCl + Na(CrO4)
{-}24 = {-}40 =>
{-}24 = {-}40
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Ca + Mn2(SO4)3 = Mn + CaSO4 =>
3 Ca + Mn2(SO4)3 = 2 Mn + 3 CaSO4
Zn(s) + AgNO3 = ZnNO3(aq) + Ag(s) =>
Zn(s) + AgNO3 = ZnNO3(aq) + Ag(s)
FeSO4 + H2SeO3 + H2SO4 = Fe2(SO4)3 + Se + H2O =>
4 FeSO4 + H2SeO3 + 2 H2SO4 = 2 Fe2(SO4)3 + Se + 3 H2O
H{+} + C2H5OH + MnO4{-} = CH3COOH + MnO2 + H2O =>
4 H{+} + 3 C2H5OH + 4 MnO4{-} = 3 CH3COOH + 4 MnO2 + 5 H2O
Na2SO3 + KMnO4 + H2SO4 = NaSO4 + MnSO4 + K2SO4 + H2O =>
5 Na2SO3 + 4 KMnO4 + 11 H2SO4 = 10 NaSO4 + 4 MnSO4 + 2 K2SO4 + 11 H2O
CH3COONa = CH3COCH3 + Na2CO3 =>
2 CH3COONa = CH3COCH3 + Na2CO3
KI + Ba3(PO4)2 = K3PO4 + BaI2 =>
6 KI + Ba3(PO4)2 = 2 K3PO4 + 3 BaI2
ZnOHCl + HCl = ZnCl2 + H2O =>
ZnOHCl + HCl = ZnCl2 + H2O
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
O3 = O8 =>
8 O3 = 3 O8
[Ag(NH3)2]OH + HCOH + NaOH = Ag + NaCOOH + NH3 + H2O =>
2[Ag(NH3)2]OH + HCOH + NaOH = 2 Ag + NaCOOH + 4 NH3 + 2 H2O
CoC2O4 + K2C2O4 + HC2H3O2 = K3[Co(C2O4)3] + KC2H3O2 + H2O =>
6 CoC2O4 + 13 K2C2O4 + 7 HC2H3O2 = 6 K3[Co(C2O4)3] + 8 KC2H3O2 + 2 H2O
C2H4 + HBr = C4H9Br =>
2 C2H4 + HBr = C4H9Br
AgCH3COO + K2CrO4 = Ag2CrO4 + KCH3COO =>
2 AgCH3COO + K2CrO4 = Ag2CrO4 + 2 KCH3COO
KNO3 + Al + H2O + KOH = NH3 + KAl(OH)4 =>
3 KNO3 + 8 Al + 18 H2O + 5 KOH = 3 NH3 + 8 KAl(OH)4
KCl + Cr(NO3)3 = KNO3 + CrCl3 =>
3 KCl + Cr(NO3)3 = 3 KNO3 + CrCl3
BeF2 + H2O = BeH2 + F2O =>
BeF2 + H2O = BeH2 + F2O
Cl3N = N2 + Cl2 =>
2 Cl3N = N2 + 3 Cl2
KBrO3 + NH3OHCl + H2O = KBr + NO3{-} + Cl{-} + H3O{+} =>
KBrO3 + NH3OHCl + H2O = KBr + NO3{-} + Cl{-} + 2 H3O{+}
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Ca(OH)2 + ZnSO4 = Zn(OH)2 + CaSO4 =>
Ca(OH)2 + ZnSO4 = Zn(OH)2 + CaSO4
FeCl3 + KSCN = KSCl + Fe(CN)3 =>
FeCl3 + 3 KSCN = 3 KSCl + Fe(CN)3
KNO3 + Mg + H2O = NH3 + Mg(OH)3 + KOH =>
3 KNO3 + 8 Mg + 18 H2O = 3 NH3 + 8 Mg(OH)3 + 3 KOH
MnO2 + H{+} + (Cl){-} = Mn{2+} + Cl2 + H2O =>
MnO2 + 4 H{+} + 2(Cl){-} = Mn{2+} + Cl2 + 2 H2O
AlOHCl2HCl = AlCl3H2O =>
AlOHCl2HCl = AlCl3H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Cr2O3 + Mg = Cr + MgO =>
Cr2O3 + 3 Mg = 2 Cr + 3 MgO
K2CO3 + H3C6H5O7 = K3C6H5O7 + H2O + CO2 =>
3 K2CO3 + 2 H3C6H5O7 = 2 K3C6H5O7 + 3 H2O + 3 CO2
ZnOCO2 = ZnCO3 =>
ZnOCO2 = ZnCO3
(FeOH)2SO4 + H2SO4 = FeSO4 + H2O =>
(FeOH)2SO4 + H2SO4 = 2 FeSO4 + 2 H2O
SnS2 + HNO3 = H2SnO3 + H2SO4 + NO2 + H2O =>
SnS2 + 16 HNO3 = H2SnO3 + 2 H2SO4 + 16 NO2 + 5 H2O
CU(s) + O2(g) = CUO(s) =>
2 CU(s) + O2(g) = 2 CUO(s)
OCl{-} + S2O3{2-} + H2O = SO4{2-} + Cl{-} + H{+} =>
4 OCl{-} + S2O3{2-} + H2O = 2 SO4{2-} + 4 Cl{-} + 2 H{+}
CrCl2 + CH3COONa*3H2O = Cr2(CH3COO)4(H2O)2 + NaCl + H2O =>
2 CrCl2 + 4 CH3COONa*3H2O = Cr2(CH3COO)4(H2O)2 + 4 NaCl + 10 H2O
Br + FeCl3 = FeBr3 + Cl2 =>
6 Br + 2 FeCl3 = 2 FeBr3 + 3 Cl2
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
HNO3 + BaCl2 = HCl2 + BaNO3 =>
HNO3 + BaCl2 = HCl2 + BaNO3
LnI3 + Ln = LnI2 =>
2 LnI3 + Ln = 3 LnI2
S + NaOH = Na2S2 + OH =>
2 S + 2 NaOH = Na2S2 + 2 OH
K2Cr2O7 + HCl = KCl + CrCl3 + Cl24 + H2O =>
4 K2Cr2O7 + 56 HCl = 8 KCl + 8 CrCl3 + Cl24 + 28 H2O
HgCO2 = Hg + CO2 =>
HgCO2 = Hg + CO2
Ca(H2PO4)2 + KOH = K(H2PO4) + Ca(OH)2 =>
Ca(H2PO4)2 + 2 KOH = 2 K(H2PO4) + Ca(OH)2
FeCl3 + NiCl = FeCl2 + NiCl2 =>
FeCl3 + NiCl = FeCl2 + NiCl2
AlCl3 + AgOH = AgCl + Al(OH)3 =>
AlCl3 + 3 AgOH = 3 AgCl + Al(OH)3
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