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6 K + 2 S = K6S2
MgHCO2 + HCl = MgCl2 + H20(water) + CO2 =>
20 MgHCO2 + 40 HCl = 20 MgCl2 + 3 H20(water) + 20 CO2
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Mn(OH)2 + HNo3 = Mn(No3)2 + H2O =>
Mn(OH)2 + 2 HNo3 = Mn(No3)2 + 2 H2O
NaOH + HF = NaH + OHF =>
NaOH + HF = NaH + OHF
Al(OH)3 + HNO3 = [Al(OH)2]NO3 + H2O =>
Al(OH)3 + HNO3 = [Al(OH)2]NO3 + H2O
Cu(s) + AlSO4(aq) = Cu2(SO4)3(aq) + Al(s) =>
2 Cu(s) + 3 AlSO4(aq) = Cu2(SO4)3(aq) + 3 Al(s)
NaOH + CH3CH2Cl = CH3CH2OH + NaCl =>
NaOH + CH3CH2Cl = CH3CH2OH + NaCl
BrC6H4CH3 + KMnO4 + H2SO4 = BrC6H4COOH + K2SO4 + MnSO4 + H2O =>
5 BrC6H4CH3 + 6 KMnO4 + 9 H2SO4 = 5 BrC6H4COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
[Cr(N2H4CO)6](CN)3 + KMnO4 + H2SO4 = K2Cr2O7 + CO2 + KNO3 + MnSO4 + K2SO4 + H2O =>
10[Cr(N2H4CO)6](CN)3 + 258 KMnO4 + 307 H2SO4 = 5 K2Cr2O7 + 90 CO2 + 150 KNO3 + 258 MnSO4 + 49 K2SO4 + 427 H2O
P2I4(s) + P4(s) + H2O(l) = PH4I(aq) + H3PO4(aq) =>
10 P2I4(s) + 13 P4(s) + 128 H2O(l) = 40 PH4I(aq) + 32 H3PO4(aq)
FeO2{-2} + Cr2O7{-2} + H2SO4 = Cr{-3} + SO4{-2} + Fe2O3 + H2O =>
18 FeO2{-2} + Cr2O7{-2} + 16 H2SO4 = 2 Cr{-3} + 16 SO4{-2} + 9 Fe2O3 + 16 H2O
Zn + S2 = ZnS2 =>
Zn + S2 = ZnS2
CrO72{-} + H{+} + SO3{-}2 = Cr{+} + SO4{-}2 + H2O =>
CrO72{-} + 2 H{+} + 71 SO3{-}2 = Cr{+} + 71 SO4{-}2 + H2O
AgOH + NH4OH = [Ag(NH3)2]OH + H2O =>
AgOH + 2 NH4OH = [Ag(NH3)2]OH + 2 H2O
H3PO4 + H2O = H2PO4 + H3O =>
H3PO4 + H2O = H2PO4 + H3O
NaOH + AI = AI(OH)3 + Na =>
3 NaOH + AI = AI(OH)3 + 3 Na
SbH3 + H2O = Sb(OH)4 + H2 =>
2 SbH3 + 8 H2O = 2 Sb(OH)4 + 7 H2
Cl2 + H2O = HClHClO =>
Cl2 + H2O = HClHClO
MnO4{-} + Fe2{+} + H{+} = Mn2{+} + Fe{3+} + H2O =>
10 MnO4{-} + 13 Fe2{+} + 80 H{+} = 5 Mn2{+} + 26 Fe{3+} + 40 H2O
C5H10O + Na = C5H9ONa + H2 =>
2 C5H10O + 2 Na = 2 C5H9ONa + H2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CH3COO{-} + SO4{2-} = HCO3{-} + HS{-} =>
CH3COO{-} + SO4{2-} = 2 HCO3{-} + HS{-}
BaCl2*6H2O + CuCl2*6H2O + KNO2 = K2BaCu(NO2)6 + KCl + H2O =>
BaCl2*6H2O + CuCl2*6H2O + 6 KNO2 = K2BaCu(NO2)6 + 4 KCl + 12 H2O
Ca + HNO3 = N2O + CaNO32 + H2O =>
8 Ca + 126 HNO3 = 59 N2O + 8 CaNO32 + 63 H2O
Na + Zn(OH)2 = Na2Zn(OH)2 =>
2 Na + Zn(OH)2 = Na2Zn(OH)2
KCrO2 + KOH + Cl2 = K2Cr2O7 + KCl + H2O =>
2 KCrO2 + 6 KOH + 3 Cl2 = K2Cr2O7 + 6 KCl + 3 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
NH4HS + HNO3 = H2S + NH4NO3 =>
NH4HS + HNO3 = H2S + NH4NO3
K + H2SO4 = K2SO4 + H2O + H2S =>
8 K + 5 H2SO4 = 4 K2SO4 + 4 H2O + H2S
Al(s) + HNO3(l) = Al(NO3)3(l) + NO2(g) + H2O(l) =>
Al(s) + 6 HNO3(l) = Al(NO3)3(l) + 3 NO2(g) + 3 H2O(l)
CaBr2 + NiSO4 = NiBr2 + CaSO4 =>
CaBr2 + NiSO4 = NiBr2 + CaSO4
Mn(Co3)2 + Ba = Ba(Co3)2 + Mn =>
Mn(Co3)2 + Ba = Ba(Co3)2 + Mn
Ti + MnO = Mn + TiO2 =>
Ti + 2 MnO = 2 Mn + TiO2
CuSO4*5H2O + NaHCO3 = CuCO3*Cu(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4*5H2O + 4 NaHCO3 = CuCO3*Cu(OH)2 + 2 Na2SO4 + 3 CO2 + 11 H2O
CH4S + O2 = SO3 + CH4 =>
2 CH4S + 3 O2 = 2 SO3 + 2 CH4
Sn{2+} + IO3{-} + H{+} = Sn{4+} + I{-} + H2O =>
3 Sn{2+} + IO3{-} + 6 H{+} = 3 Sn{4+} + I{-} + 3 H2O
Bi2O3 + MnO + NH4H2PO4 = BiMnPO5 + NH3 + H2O =>
Bi2O3 + 2 MnO + 2 NH4H2PO4 = 2 BiMnPO5 + 2 NH3 + 3 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NaH(CO3) + H2SO4 = Na2(SO4) + H2O + CO2 =>
2 NaH(CO3) + H2SO4 = Na2(SO4) + 2 H2O + 2 CO2
HAuCl4 + Na3C6H5O7 = HAu(C4H2O4)2 + H2O + NaCl =>
3 HAuCl4 + 4 Na3C6H5O7 = 3 HAu(C4H2O4)2 + 4 H2O + 12 NaCl
Ca2(CO3)2 + HCl = Ca(HCl)2 + CO3 =>
Ca2(CO3)2 + 4 HCl = 2 Ca(HCl)2 + 2 CO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
P21 + Br28 = PBr =>
4 P21 + 3 Br28 = 84 PBr
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
(SO4)2 + NaIO3 = Na(SO4)2 + (IO3)4 =>
4(SO4)2 + 4 NaIO3 = 4 Na(SO4)2 + (IO3)4
Li + HBr = LiBr2H2 =>
Li + 2 HBr = LiBr2H2
Br{2} + NaI = NaBr + I{2} =>
Br{2} + NaI = NaBr + I{2}
H4P2O7 + AgNO3 = Ag4P2O7 + HNO3 =>
H4P2O7 + 4 AgNO3 = Ag4P2O7 + 4 HNO3
CuSO4(aq) + Zn = Cu + Zn(SO4) =>
CuSO4(aq) + Zn = Cu + Zn(SO4)
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