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KOH + SiO2 = SiOH + KO2
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
Zn + SO = ZnSO =>
Zn + SO = ZnSO
K2Cr2O7 + H2SO4 = K2SO4 + Cr(SO4)3 + H2O =>
K2Cr2O7 + 7 H2SO4 = K2SO4 + 2 Cr(SO4)3 + 7 H2O
Ba(HSO3)2 + HCl = BaCl2 + SO2 + H2O =>
Ba(HSO3)2 + 2 HCl = BaCl2 + 2 SO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2SiO4 + HCl = NaCl + H2SiO4 =>
Na2SiO4 + 2 HCl = 2 NaCl + H2SiO4
Na3PS2O2 + S2O8 + NaOH = Na3PO4 + Na2SO4 + H2O =>
Na3PS2O2 + 4 S2O8 + 20 NaOH = Na3PO4 + 10 Na2SO4 + 10 H2O
SnCl2 + H2SO4 = SnCl4 + Sn(SO4)2 + SO2 + H2O =>
2 SnCl2 + 4 H2SO4 = SnCl4 + Sn(SO4)2 + 2 SO2 + 4 H2O
NaClO + C6H8O7 = CO2 + H2O3 + NaCl =>
17 NaClO + C6H8O7 = 6 CO2 + 4 H2O3 + 17 NaCl
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
YBr + XPO4 = Y3PO4 + XBr3 =>
3 YBr + XPO4 = Y3PO4 + XBr3
NaCl(aq) + AgNO3(aq) = NaNO3(aq) + AgCl(s) =>
NaCl(aq) + AgNO3(aq) = NaNO3(aq) + AgCl(s)
Nb(OH)3 + HI = HOH + NbI3 =>
Nb(OH)3 + 3 HI = 3 HOH + NbI3
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
HCl + Ag = H2 + AgCl =>
2 HCl + 2 Ag = H2 + 2 AgCl
H3S + Cl2 = S + HCl =>
2 H3S + 3 Cl2 = 2 S + 6 HCl
(ZnOH)2SO4 + H2SO4 = ZnSO4 + H2O =>
(ZnOH)2SO4 + H2SO4 = 2 ZnSO4 + 2 H2O
HNa + NaOH = Na2 + H2O =>
HNa + NaOH = Na2 + H2O
CrO3 + HI = Cr2O3 + I + H2O =>
2 CrO3 + 6 HI = Cr2O3 + 6 I + 3 H2O
Cu(NO3)2 + (NH4)OH = Cu(OH)2 + NH4(NO3) =>
Cu(NO3)2 + 2(NH4)OH = Cu(OH)2 + 2 NH4(NO3)
SiO2 + Co2 = SiCo + O2 =>
2 SiO2 + Co2 = 2 SiCo + 2 O2
C6H12O6 = CO + H2 =>
C6H12O6 = 6 CO + 6 H2
Na + Cr = NaCr =>
Na + Cr = NaCr
C4H10 + O2 = H2O + carbondioxide =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
Hg(NO3)2 + BaCl2 = Ba(NO3)2 + HgCl2 =>
Hg(NO3)2 + BaCl2 = Ba(NO3)2 + HgCl2
FeCl2 + KOH = Fe(OH)2 + ClK =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 ClK
AgBr + NH4OH = [Ag(NH3)2]Br + H2O =>
AgBr + 2 NH4OH = [Ag(NH3)2]Br + 2 H2O
Cu + HNo3 = Cu(No3) + H2 =>
2 Cu + 2 HNo3 = 2 Cu(No3) + H2
KI + Pb(NO3)3 = PbI3 + KNO3 =>
3 KI + Pb(NO3)3 = PbI3 + 3 KNO3
C6H5CHO + CH3COCH3 = C17H14O + H2O =>
2 C6H5CHO + CH3COCH3 = C17H14O + 2 H2O
C2HC = C + H =>
C2HC = 3 C + H
Na2O2 + S = Na2SO3 + Na2O =>
2 Na2O2 + S = Na2SO3 + Na2O
CH3COONaHCl = NaClCH4CO2 =>
CH3COONaHCl = NaClCH4CO2
AgCl(s) + NH4OH(aq) = [Ag(NH3)2] + H2O(l) + Cl(g) =>
AgCl(s) + 2 NH4OH(aq) = [Ag(NH3)2] + 2 H2O(l) + Cl(g)
CO2 + NH3 = OC + N2H4 + H2O =>
CO2 + 2 NH3 = OC + N2H4 + H2O
(NH4)2Fe(SO4)2 = Fe{2+} + SO4{2-} + NH4{+} =>
(NH4)2Fe(SO4)2 = Fe{2+} + 2 SO4{2-} + 2 NH4{+}
HNO3(aq) + K2SO3(aq) = H2O(aq) + KNO3(l) + SO2(g) =>
2 HNO3(aq) + K2SO3(aq) = H2O(aq) + 2 KNO3(l) + SO2(g)
Na + CdCl2 = Cl2Na + Cd =>
Na + CdCl2 = Cl2Na + Cd
CuZn + HCl = CuCl + ZnCl2 + H2 =>
2 CuZn + 6 HCl = 2 CuCl + 2 ZnCl2 + 3 H2
AgNO{3} + AlI{3} = AgI + Al(NO{3}){3} =>
AgNO{3} + AlI{3} = AgI + Al(NO{3}){3}
H{+} + As2S3 + NO3{-} = SO4{-2} + As2O5 + NO2 + H2O =>
22 H{+} + As2S3 + 28 NO3{-} = 3 SO4{-2} + As2O5 + 28 NO2 + 11 H2O
CaC2O4 + KMnO4 = CO2 + CaO + K + Mn =>
4 CaC2O4 + KMnO4 = 8 CO2 + 4 CaO + K + Mn
CdBr2 + NaSO4 = CdSO4 + NaBr2 =>
CdBr2 + NaSO4 = CdSO4 + NaBr2
K2Cr2O7 + H2SO4 = K2SO4 + Cr(SO4)3 + H2O =>
K2Cr2O7 + 7 H2SO4 = K2SO4 + 2 Cr(SO4)3 + 7 H2O
Ag3(AsO4) + Zn + H2(SO4) = AsH3 + Ag + Zn(SO4) + H2O =>
2 Ag3(AsO4) + 11 Zn + 11 H2(SO4) = 2 AsH3 + 6 Ag + 11 Zn(SO4) + 8 H2O
ICl7 + KBr = I2 + Br2 + KCl =>
2 ICl7 + 14 KBr = I2 + 7 Br2 + 14 KCl
Cu + Ni(NO3)2 = Ni + Cu(NO3)2 =>
Cu + Ni(NO3)2 = Ni + Cu(NO3)2
Pb(NO3)2 + Hg = Pb + HgNO3 =>
Pb(NO3)2 + 2 Hg = Pb + 2 HgNO3
KSCN + NaNO3 = NaSCN + KNO3 =>
KSCN + NaNO3 = NaSCN + KNO3
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