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2 VF5 + 10 HI = V2I10 + 10 HF
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
Zn2 + MnO2 + H2O = Zn(OH)2 + Mn2O3 =>
Zn2 + 4 MnO2 + 2 H2O = 2 Zn(OH)2 + 2 Mn2O3
C6 = C4 =>
2 C6 = 3 C4
B2S3 + O2 = B2O3 + SO =>
B2S3 + 3 O2 = B2O3 + 3 SO
Mg(s) + Sn(NO3)2(aq) = Mg(NO3)2(aq) + Sn(s) =>
Mg(s) + Sn(NO3)2(aq) = Mg(NO3)2(aq) + Sn(s)
C5H7NO + O2 = CO2 + H2O + NH3 =>
2 C5H7NO + 11 O2 = 10 CO2 + 4 H2O + 2 NH3
SO4Ca + Na3PO4 = (PO4)2Ca3 + SO4Na2 =>
3 SO4Ca + 2 Na3PO4 = (PO4)2Ca3 + 3 SO4Na2
Sc2O3 = Sc{+3} + O{-2} =>
Sc2O3 = 2 Sc{+3} + 3 O{-2}
Al(OH) + H2SO = Al2(SO) + H2O =>
2 Al(OH) + H2SO = Al2(SO) + 2 H2O
Pb(NO3)2(aq) + CaS(aq) = PbS() + Ca(NO3)2(aq) =>
Pb(NO3)2(aq) + CaS(aq) = PbS() + Ca(NO3)2(aq)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CaCl2 + CNa2O3 = CaCO3 + Na2Cl2 =>
CaCl2 + CNa2O3 = CaCO3 + Na2Cl2
Na3PO4 + H2O = H3PO4 + NaOH =>
Na3PO4 + 3 H2O = H3PO4 + 3 NaOH
NaHSO4 + Na2CO3 = Na2SO4 + CO2 + H2O =>
2 NaHSO4 + Na2CO3 = 2 Na2SO4 + CO2 + H2O
Cr + Co(NO3)2 = Cr(NO3)2 + Co =>
Cr + Co(NO3)2 = Cr(NO3)2 + Co
KI + Cr2O7{-2} + H{+} + Na2S2O3 = Cr{+3} + Na2S4O6 + NaI + K{+} + H2O =>
6 KI + Cr2O7{-2} + 14 H{+} + 6 Na2S2O3 = 2 Cr{+3} + 3 Na2S4O6 + 6 NaI + 6 K{+} + 7 H2O
Fe(NO3)2 + LiCl = LiNO3 + FeCl2 =>
Fe(NO3)2 + 2 LiCl = 2 LiNO3 + FeCl2
P2O3 + HClO3 + H2O = H3PO4 + HCl =>
3 P2O3 + 2 HClO3 + 9 H2O = 6 H3PO4 + 2 HCl
CuBr2 + ClH = CuCl2 + BrH =>
CuBr2 + 2 ClH = CuCl2 + 2 BrH
Ni2O3 + HNO3 + H2S = Ni(NS3)3 + H2O =>
Ni2O3 + 6 HNO3 + 18 H2S = 2 Ni(NS3)3 + 21 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AgI + Fe + CO3 = FeI + AgCO3 =>
AgI + Fe + CO3 = FeI + AgCO3
OsO4 + PtCl4 = PtO2 + OsCl8 =>
OsO4 + 2 PtCl4 = 2 PtO2 + OsCl8
Cu + CO2 + O2 + H2O = CuCO3Cu(OH)2 =>
2 Cu + CO2 + O2 + H2O = CuCO3Cu(OH)2
Cr(NO3)3 + NaOH + HCl = Cr(OH)3 + NaCl + HNO3 =>
Cr(NO3)3 + 3 NaOH + 3 HCl = Cr(OH)3 + 3 NaCl + 3 HNO3
Cu(OH)2 + C20H14O4 = C2H3O2 + CuOH =>
16 Cu(OH)2 + C20H14O4 = 10 C2H3O2 + 16 CuOH
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H2O + MnO2 = Mn(OH)4 =>
2 H2O + MnO2 = Mn(OH)4
MgCO3 + H2SO4 = MgSO4 + CO2 + H2O = =>
MgCO3 + H2SO4 = MgSO4 + CO2 + H2O
K3PO4 + Ag = Ag3PO4 + K =>
K3PO4 + 3 Ag = Ag3PO4 + 3 K
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Al2O3 + C + N2 = AlN + CO =>
Al2O3 + 3 C + N2 = 2 AlN + 3 CO
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CaBr2 + H2O = CaO + BrH =>
CaBr2 + H2O = CaO + 2 BrH
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na2S2O3 + NaClO + HCl = Na2S4O6 + NaCl + H2O =>
2 Na2S2O3 + NaClO + 2 HCl = Na2S4O6 + 3 NaCl + H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
HCl(aq) + K2CrO4(aq) = KCl(aq) + K2Cr2O7(aq) + H2O(l) =>
2 HCl(aq) + 2 K2CrO4(aq) = 2 KCl(aq) + K2Cr2O7(aq) + H2O(l)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
C9H7NO + SnCl4 = C9H5N + HCl + SnO2 =>
2 C9H7NO + SnCl4 = 2 C9H5N + 4 HCl + SnO2
KOH + H2O = H + KOH[OH] =>
KOH + H2O = H + KOH[OH]
NH4NO3 + CH3COOH = CH3COONH4 + HNO3 =>
NH4NO3 + CH3COOH = CH3COONH4 + HNO3
Mn2 + PbO = MnO2 + Pb =>
Mn2 + 4 PbO = 2 MnO2 + 4 Pb
C9H11NO3 = C9H9NO2 + H2O =>
C9H11NO3 = C9H9NO2 + H2O
AlI3 + HgCl2 = AlCl3 + HgI2 =>
2 AlI3 + 3 HgCl2 = 2 AlCl3 + 3 HgI2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
CaBr2 + HCl = CaCl2 + HBr =>
CaBr2 + 2 HCl = CaCl2 + 2 HBr
C2H4O + HBr = OHCH2CH2Br =>
C2H4O + HBr = OHCH2CH2Br
[CH3NH3]HSO4 + KOH = CH3NH2 + K2SO4 + H2O =>
[CH3NH3]HSO4 + 2 KOH = CH3NH2 + K2SO4 + 2 H2O
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