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Na2SO4 + 2 H2O = H2SO4 + 2 OH + 2 Na
Sn(OH)2 + Na2O = SnO + NaOH =>
Sn(OH)2 + Na2O = SnO + 2 NaOH
Ca + CO3 = CaO + CO2 =>
Ca + CO3 = CaO + CO2
I2 + C6H10 = C6H10I2 =>
I2 + C6H10 = C6H10I2
NaH + H2O = Na2O + H =>
2 NaH + H2O = Na2O + 4 H
B + C = CB4 =>
4 B + C = CB4
Na + H2Cl2 = H2 + NaCl =>
2 Na + H2Cl2 = H2 + 2 NaCl
Li2CO3 + Fe(SO4)2 = Li(SO4) + FeCO3 =>
Li2CO3 + Fe(SO4)2 = 2 Li(SO4) + FeCO3
PN = P4 + N2 =>
4 PN = P4 + 2 N2
C6H5Br + Na + CH3Br = NaBr + C6H5CH3 =>
C6H5Br + 2 Na + CH3Br = 2 NaBr + C6H5CH3
C3H8O + Cr2O7{2-} + H{+} = C3H6O + Cr{3+} + H2O =>
3 C3H8O + Cr2O7{2-} + 8 H{+} = 3 C3H6O + 2 Cr{3+} + 7 H2O
Cu(OH)2 + CO2 = Cu2CO3(OH)2 + H2O =>
2 Cu(OH)2 + CO2 = Cu2CO3(OH)2 + H2O
KHHCO3 + H2SO4 = CO2 + H2O + KH2SO4 =>
KHHCO3 + H2SO4 = CO2 + H2O + KH2SO4
KCrO7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
2 KCrO7 + 20 KI + 14 H2SO4 = Cr2(SO4)3 + 11 K2SO4 + 10 I2 + 14 H2O
Na2CrO4 + Na2S + H2O = Cr(OH)3 + S2 + NaOH =>
4 Na2CrO4 + 6 Na2S + 16 H2O = 4 Cr(OH)3 + 3 S2 + 20 NaOH
MgS + HBr = MgBr2 + H2S =>
MgS + 2 HBr = MgBr2 + H2S
HF + BF3 = HBF4 =>
HF + BF3 = HBF4
ZnO + NO = Zn(NO2) =>
ZnO + NO = Zn(NO2)
Li3N + Ca(OH)2 = Ca3N2 + LiOH =>
2 Li3N + 3 Ca(OH)2 = Ca3N2 + 6 LiOH
HNO3 + Mn(s) = Mn(NO3)2 + H2 =>
2 HNO3 + Mn(s) = Mn(NO3)2 + H2
Cr2O72{-} + C2H6O + H{+} = Cr{3+} + C2H4O2 + H2O =>
4 Cr2O72{-} + 137 C2H6O + 28 H{+} = 8 Cr{3+} + 137 C2H4O2 + 151 H2O
NaOH + I = NaI + OH =>
NaOH + I = NaI + OH
RuBr3 + K2CO3 = KBr + Ru2(CO3)3 =>
2 RuBr3 + 3 K2CO3 = 6 KBr + Ru2(CO3)3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
SnO + HCl = SnCl + OH =>
SnO + HCl = SnCl + OH
BaCO3 + (NH4)2HPO4 + ZrO2 = BaZr(PO4)2 + NH3 + CO2 + H2O =>
BaCO3 + 2(NH4)2HPO4 + ZrO2 = BaZr(PO4)2 + 4 NH3 + CO2 + 3 H2O
Zn + Hg(NO3)2 = Zn(NO3)2 + Hg2 =>
2 Zn + 2 Hg(NO3)2 = 2 Zn(NO3)2 + Hg2
SnO + HCl = SnCl + OH =>
SnO + HCl = SnCl + OH
Zn + Hg(NO3)2 = Zn(NO3)2 + Hg2 =>
2 Zn + 2 Hg(NO3)2 = 2 Zn(NO3)2 + Hg2
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
HC6H11O2 + H2O = H3O + C6H11O2 =>
HC6H11O2 + H2O = H3O + C6H11O2
Au{3+} + Pb = Au + Pb{2+} =>
2 Au{3+} + 3 Pb = 2 Au + 3 Pb{2+}
PCl3 + C6H5MgBr = (C6H5)3P + MgBrCl =>
PCl3 + 3 C6H5MgBr = (C6H5)3P + 3 MgBrCl
S2O3{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S2O3{2-} + 4 Br2 + 5 H2O = 2 SO4{2-} + 8 Br{-} + 10 H{+}
Cu2CO3 + Ra(C2H3O2) = Cu(C2H3O2) + Ra2CO3 =>
Cu2CO3 + 2 Ra(C2H3O2) = 2 Cu(C2H3O2) + Ra2CO3
P + O2 = PO =>
2 P + O2 = 2 PO
KOH + CuSO4 = K2SO4 + Cu(OH)2 =>
2 KOH + CuSO4 = K2SO4 + Cu(OH)2
MgO + (NHO3)2 = Mg(NO3)2 + H2O =>
MgO + (NHO3)2 = Mg(NO3)2 + H2O
C2H8O4 + O2 = CO2 + H2O =>
C2H8O4 + 2 O2 = 2 CO2 + 4 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Sn + KOH = K2Sn + O2H2 =>
Sn + 2 KOH = K2Sn + O2H2
Zn + HNO3 + H2SO4 = N2O + ZnSO4 + H2O =>
4 Zn + 2 HNO3 + 4 H2SO4 = N2O + 4 ZnSO4 + 5 H2O
HF + NaF = F + HNa =>
HF + NaF = 2 F + HNa
HCl + CaO = CaCl + H + O =>
HCl + CaO = CaCl + H + O
zinc + water = zincoxide + hydrogen =>
Zn + H2O = ZnO + H2
SiO + Al = Si + Al2O3 =>
3 SiO + 2 Al = 3 Si + Al2O3
HNO3 + CuOHNO3 = Cu(NO3)2 + H2O =>
HNO3 + CuOHNO3 = Cu(NO3)2 + H2O
Fe + CaS = FeS + Ca =>
Fe + CaS = FeS + Ca
Mg(OH)2Cl2O5 = Mg(ClO3)2H2O =>
Mg(OH)2Cl2O5 = Mg(ClO3)2H2O
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