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6 K + 2 H3AsO4 = 2 K3AsO4 + 3 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaO + H3PO4 = H2O + Ca(H2PO4)2 =>
CaO + 2 H3PO4 = H2O + Ca(H2PO4)2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
C3H10 + Br2 = C3H10Br2 =>
C3H10 + Br2 = C3H10Br2
Na(s) + At2(s) = NaAt(s) =>
2 Na(s) + At2(s) = 2 NaAt(s)
Zn + K2CrO4 = K + ZnCrO4 =>
Zn + K2CrO4 = 2 K + ZnCrO4
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
Cu(NH4)2(SO4)2*6H2O + NaOH = Cu(NH4)2(OH)2 + NaSO4 + H2O =>
Cu(NH4)2(SO4)2*6H2O + 2 NaOH = Cu(NH4)2(OH)2 + 2 NaSO4 + 6 H2O
Zn + O2 = ZnO2 =>
Zn + O2 = ZnO2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
HBr + KClO3 = Br2 + KCl + H2O =>
6 HBr + KClO3 = 3 Br2 + KCl + 3 H2O
Mg + ZnCl2 = Zn + Mg(Cl2)3 =>
Mg + 3 ZnCl2 = 3 Zn + Mg(Cl2)3
NH4IKOH = H2ON(H3)KI =>
NH4IKOH = H2ON(H3)KI
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
K + F = KF =>
K + F = KF
Na3(PO4) + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3(PO4) + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
CH3COOH + POCl3 = CH3COCl + H3PO4 =>
3 CH3COOH + POCl3 = 3 CH3COCl + H3PO4
Cl2 + NaOH = NaCl + NaClO3O3 + H2O =>
6 Cl2 + 12 NaOH = 11 NaCl + NaClO3O3 + 6 H2O
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
Sn + KOH = K2SnO2 + H2 =>
Sn + 2 KOH = K2SnO2 + H2
WO3 + Na2CO3 = Na2WO4 + CO2 =>
WO3 + Na2CO3 = Na2WO4 + CO2
Mg + Si = Mg2Si =>
2 Mg + Si = Mg2Si
Al + BrO4({-}) + H3O{+} = Al{3+} + Br({-}) + H2O =>
8 Al + 3 BrO4({-}) + 24 H3O{+} = 8 Al{3+} + 3 Br({-}) + 36 H2O
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Cr2O3 + No3{-} + CO3{2-} = CrO4{2-} + No{2-} + CO2 =>
5 Cr2O3 + 6 No3{-} + 25 CO3{2-} = 10 CrO4{2-} + 18 No{2-} + 25 CO2
Zn + HCl = ZnCl2 + H =>
Zn + 2 HCl = ZnCl2 + 2 H
In + O2 = In2O3 =>
4 In + 3 O2 = 2 In2O3
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
CrCl2 + H2O2 + NaOH = Na2Cr2O7 + NaCl + H2O =>
2 CrCl2 + 4 H2O2 + 6 NaOH = Na2Cr2O7 + 4 NaCl + 7 H2O
Na3PO4 + KCl = K3PO4 + NaCl =>
Na3PO4 + 3 KCl = K3PO4 + 3 NaCl
KIO3 + HI + H2SO4 = I2 + K2SO4 + H2O =>
2 KIO3 + 10 HI + H2SO4 = 6 I2 + K2SO4 + 6 H2O
Zn + S = Zn2S =>
2 Zn + S = Zn2S
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ag + FeSO4 = Ag2SO4 + Fe =>
2 Ag + FeSO4 = Ag2SO4 + Fe
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
BrO3{-} + Br{-} + H{+} = Br2 + H2O =>
BrO3{-} + 5 Br{-} + 6 H{+} = 3 Br2 + 3 H2O
NO + Cl2 = NOCl =>
2 NO + Cl2 = 2 NOCl
Na + Cl = NaCl =>
Na + Cl = NaCl
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Zn + AgNO4 = Zn(NO4)2 + Ag =>
Zn + 2 AgNO4 = Zn(NO4)2 + 2 Ag
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
I2 + NH3 = NI3 + H2 =>
3 I2 + 2 NH3 = 2 NI3 + 3 H2
FeS = Fe + S =>
FeS = Fe + S
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
ZnI2 + H3PO4 = Zn3(PO4)2 + HI =>
3 ZnI2 + 2 H3PO4 = Zn3(PO4)2 + 6 HI
I + MnBr = MnI + Br =>
I + MnBr = MnI + Br
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