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2 Na + H2 + 2 CO3 = 2 NaHCO3
Rb + S2 = RbS =>
2 Rb + S2 = 2 RbS
Pb2(aq) + Cl(aq) = PbCl2(s) =>
Pb2(aq) + 4 Cl(aq) = 2 PbCl2(s)
CH3COCH3 + H2O = H3CC(H2O)O(H2O)CH3 =>
CH3COCH3 + 2 H2O = H3CC(H2O)O(H2O)CH3
I2(g) + Li(s) = LiI =>
I2(g) + 2 Li(s) = 2 LiI
Ag + H2SO4 = AgH2S + O4 =>
Ag + H2SO4 = AgH2S + O4
C5H10(l) + O2(g) = CO2(g)H2O(g) =>
2 C5H10(l) + 15 O2(g) = 10 CO2(g)H2O(g)
Te2O3 + KNO3 + KOH = KNO2 + K2TeO4 + H2O =>
Te2O3 + 3 KNO3 + 4 KOH = 3 KNO2 + 2 K2TeO4 + 2 H2O
Na + H2O = NaHO + H =>
Na + H2O = NaHO + H
NaCO3 + CuCl2 = CuCO3 + NaCl2 =>
NaCO3 + CuCl2 = CuCO3 + NaCl2
Zn + KOH + H2O = KZn(OH)4 + H2 =>
2 Zn + 2 KOH + 6 H2O = 2 KZn(OH)4 + 3 H2
SnCl2 + KOH + Cl2 = K2SnO3 + KCl + H2O =>
SnCl2 + 6 KOH + Cl2 = K2SnO3 + 4 KCl + 3 H2O
(NH4)2CO3 + HCl = NH4Cl + H2CO3 =>
(NH4)2CO3 + 2 HCl = 2 NH4Cl + H2CO3
Mg + CuI = MgI2 + Cu =>
Mg + 2 CuI = MgI2 + 2 Cu
Cr2O7 + Sn{+2} + H{+} = Cr{+3} + Sn{+4} + H2O =>
Cr2O7 + 4 Sn{+2} + 14 H{+} = 2 Cr{+3} + 4 Sn{+4} + 7 H2O
MgSO4 + Na3(PO4) = Mg3(PO4)2 + Na2SO4 =>
3 MgSO4 + 2 Na3(PO4) = Mg3(PO4)2 + 3 Na2SO4
HNO3 + C3H7OH + K2Cr2O7 = KNO3 + C3H6O + H2O + Cr(NO3)3 =>
8 HNO3 + 3 C3H7OH + K2Cr2O7 = 2 KNO3 + 3 C3H6O + 7 H2O + 2 Cr(NO3)3
ZrB2 + O2 = ZrO2 + B2O3 =>
2 ZrB2 + 5 O2 = 2 ZrO2 + 2 B2O3
Na2CO3 + O2 + H2O + FeSO4 = FeOOH + Na2SO4 + CO2 =>
4 Na2CO3 + O2 + 2 H2O + 4 FeSO4 = 4 FeOOH + 4 Na2SO4 + 4 CO2
NI(OH)3 + H2SO4 = NIOHSO4 + H2O =>
NI(OH)3 + H2SO4 = NIOHSO4 + 2 H2O
K + Ag(NO3)2 = KNO3 + Ag =>
2 K + Ag(NO3)2 = 2 KNO3 + Ag
P + H2SO4 = H3PO4 + H2 + SO2 =>
2 P + 4 H2SO4 = 2 H3PO4 + H2 + 4 SO2
KMnO4 + H2SO4 + OSb = K2SO4 + MnSO4 + Sb2O3 + H2O =>
2 KMnO4 + 3 H2SO4 + 10 OSb = K2SO4 + 2 MnSO4 + 5 Sb2O3 + 3 H2O
H2S + MnO4{-} + H{+} = Mn{2+} + SO4{2-} + H2O =>
5 H2S + 8 MnO4{-} + 14 H{+} = 8 Mn{2+} + 5 SO4{2-} + 12 H2O
FeCuSO4 = CuFeSO4 =>
FeCuSO4 = CuFeSO4
C6H5NO2 + TI{3+} + H{+} = C6H5NH2 + TI{4+} + H2O =>
C6H5NO2 + 6 TI{3+} + 6 H{+} = C6H5NH2 + 6 TI{4+} + 2 H2O
CH3SH + CO = CH3COSCH3 + H2S =>
2 CH3SH + CO = CH3COSCH3 + H2S
Ca(OH)2(ac) + H3PO4(ac) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(ac) + 2 H3PO4(ac) = Ca3(PO4)2(s) + 6 H2O(l)
CuCl2(aq) + Al = Cu + AlCl3 =>
3 CuCl2(aq) + 2 Al = 3 Cu + 2 AlCl3
NaBr + K2CrO7 + H2SO4 = Br2 + Na2SO4 + K2SO4 + Cr2(SO4)3 + H2O =>
18 NaBr + 2 K2CrO7 + 14 H2SO4 = 9 Br2 + 9 Na2SO4 + 2 K2SO4 + Cr2(SO4)3 + 14 H2O
Hg2I2 + KI = K2[HgI4] + Hg =>
Hg2I2 + 2 KI = K2[HgI4] + Hg
MgO + BeO = MgBe + O2 =>
MgO + BeO = MgBe + O2
CH3CH3OH + K2CrO7 + H2SO6 = CH3COOH + Cr2(SO6)3 + K2SO4 + H2O =>
26 CH3CH3OH + 10 K2CrO7 + 25 H2SO6 = 26 CH3COOH + 5 Cr2(SO6)3 + 10 K2SO4 + 64 H2O
NaNO3 + Ba(NO3)2 = Na(NO3)2 + Ba(NO3) =>
NaNO3 + Ba(NO3)2 = Na(NO3)2 + Ba(NO3)
HOCl + HCl = H2O + Cl2 =>
HOCl + HCl = H2O + Cl2
KMnO4(s)2KMnO4(s) + HCl(ac) = KCl(ac) + MnCl2(s) + H2O(l) + Cl2(g) =>
KMnO4(s)2KMnO4(s) + 92 HCl(ac) = 2 KCl(ac) + 2 MnCl2(s) + 46 H2O(l) + 43 Cl2(g)
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
SnSO4(aq) + AlCl3(aq) = Al2(SO4)3(aq) + SnCl2(aq) =>
3 SnSO4(aq) + 2 AlCl3(aq) = Al2(SO4)3(aq) + 3 SnCl2(aq)
CaCl2 + BeS = CaS + BeCl2 =>
CaCl2 + BeS = CaS + BeCl2
ZnCl + KPO4 = KCl + ZnPO4 =>
ZnCl + KPO4 = KCl + ZnPO4
C + H2O = CO + H2 =>
C + H2O = CO + H2
BaS(aq) + HCl(aq) = H2S(g) + BaCl2(aq) =>
BaS(aq) + 2 HCl(aq) = H2S(g) + BaCl2(aq)
H2O2 + Na2S = NaOH + S =>
H2O2 + Na2S = 2 NaOH + S
HBr + Cl = HCl2 + Br =>
HBr + 2 Cl = HCl2 + Br
(H2N)2CO + NO2 = N2 + CO2 + H2O =>
4(H2N)2CO + 6 NO2 = 7 N2 + 4 CO2 + 8 H2O
BaCl2(aq) + Mg(NO3)2(aq) = Ba(NO3)2(s) + MgCl2(aq) =>
BaCl2(aq) + Mg(NO3)2(aq) = Ba(NO3)2(s) + MgCl2(aq)
ClO2 + NaOH + C6H5OCl = CO2 + NaCl + H2O =>
26 ClO2 + 31 NaOH + 5 C6H5OCl = 30 CO2 + 31 NaCl + 28 H2O
Mg(s) + ZnCl2(aq) = MgCl + Zn =>
2 Mg(s) + ZnCl2(aq) = 2 MgCl + Zn
MnO4 + KNO2 = KNO3 + MnO2 =>
MnO4 + 2 KNO2 = 2 KNO3 + MnO2
Li2CO3 + NH4H2PO4 = LiPO3 + H2O + NH3 + CO2 =>
Li2CO3 + 2 NH4H2PO4 = 2 LiPO3 + 3 H2O + 2 NH3 + CO2
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