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CuS + 2 NaCl = CuCl2 + Na2S
KAl(SO4)2 + KOH = Al(OH)3 + K2SO4 =>
KAl(SO4)2 + 3 KOH = Al(OH)3 + 2 K2SO4
Br2 + H2O = HBr + HBrO =>
Br2 + H2O = HBr + HBrO
Pb(CH3CO2)2 + (NH4)2CrO4 = PbCrO4 + (NH4)2(CH3CO2)2 =>
Pb(CH3CO2)2 + (NH4)2CrO4 = PbCrO4 + (NH4)2(CH3CO2)2
P2S5 = P2 + S5 =>
P2S5 = P2 + S5
Mg(C2H3O2)2 + H2O = Mg(OH)2 + HC2H3O2 =>
Mg(C2H3O2)2 + 2 H2O = Mg(OH)2 + 2 HC2H3O2
FeO + H2O = Fe3O4 + H2 =>
3 FeO + H2O = Fe3O4 + H2
C2 + ZnO = Zn + CO2 =>
C2 + 4 ZnO = 4 Zn + 2 CO2
C7H16 = C7H8 + H2 =>
C7H16 = C7H8 + 4 H2
Rb2CO3 + HBr = H2CO3 + RbBr =>
Rb2CO3 + 2 HBr = H2CO3 + 2 RbBr
ZnO(s) + C(s) = Zn(s) + CO2(g) =>
2 ZnO(s) + C(s) = 2 Zn(s) + CO2(g)
MnO4{-} + NO2{-} + OH{-} = MnO4{2-} + NO3{-} + H2O =>
2 MnO4{-} + NO2{-} + 2 OH{-} = 2 MnO4{2-} + NO3{-} + H2O
KMnO4 + CH3COCH2COCH3 = Mn(C5H7O2)3 + CO2 + H2O + KOH =>
6 KMnO4 + 19 CH3COCH2COCH3 = 6 Mn(C5H7O2)3 + 5 CO2 + 10 H2O + 6 KOH
Mg + O2(g) = MgO =>
2 Mg + O2(g) = 2 MgO
Rb2CO3 + HBr = H2CO3 + RbBr =>
Rb2CO3 + 2 HBr = H2CO3 + 2 RbBr
PbS = Pb + S8 =>
8 PbS = 8 Pb + S8
PbI2 + NaOH = Pb(OH)2 + NaI =>
PbI2 + 2 NaOH = Pb(OH)2 + 2 NaI
C5H10O5 = C4H10O + CO2 + H2O =>
6 C5H10O5 = 5 C4H10O + 10 CO2 + 5 H2O
C5H10O6 + O2 = CO2 + H2O =>
2 C5H10O6 + 9 O2 = 10 CO2 + 10 H2O
Zn + Sn(No3)2 = Zn(No3)2 + Sn =>
Zn + Sn(No3)2 = Zn(No3)2 + Sn
Rb2CO3 + HBr = H2CO3 + RbBr =>
Rb2CO3 + 2 HBr = H2CO3 + 2 RbBr
Pb4 + S2 = PbS =>
Pb4 + 2 S2 = 4 PbS
Cu(C2H3O2)2 + NaOH = CuOH + Na(C2H3O2)2 =>
Cu(C2H3O2)2 + NaOH = CuOH + Na(C2H3O2)2
(CH4) + O2 = CO2 + H2O =>
(CH4) + 2 O2 = CO2 + 2 H2O
ClO2 + Na2O2 = NaClO2 + O2 =>
2 ClO2 + Na2O2 = 2 NaClO2 + O2
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
Ca3P2 + HOH = Ca(OH)2 + PH3 =>
Ca3P2 + 6 HOH = 3 Ca(OH)2 + 2 PH3
Rb2CO3 + HBr = H2CO3 + RbBr =>
Rb2CO3 + 2 HBr = H2CO3 + 2 RbBr
C7H18 = C6H5CH3 + H =>
C7H18 = C6H5CH3 + 10 H
Rb2CO3 + HBr = RbBr + H2O + CO2 =>
Rb2CO3 + 2 HBr = 2 RbBr + H2O + CO2
Rb2CO3 + HBr = H2CO3 + RbBr =>
Rb2CO3 + 2 HBr = H2CO3 + 2 RbBr
CuSO4 + NaI = CuI + Na2SO4 + I2 =>
2 CuSO4 + 4 NaI = 2 CuI + 2 Na2SO4 + I2
Pb(NO3)2(aq) + CaCl2(aq) = PbCl2 + Ca(NO3)2 =>
Pb(NO3)2(aq) + CaCl2(aq) = PbCl2 + Ca(NO3)2
H2 + P = H3P =>
3 H2 + 2 P = 2 H3P
Ca3(PO4)2 + C + SiO2 = CaSiO3 + CO + P =>
Ca3(PO4)2 + 5 C + 3 SiO2 = 3 CaSiO3 + 5 CO + 2 P
KMnO4 + H2SO4 = Mn2O7 + H2O + KHSO4 =>
2 KMnO4 + 2 H2SO4 = Mn2O7 + H2O + 2 KHSO4
SI + HNO3 + HF = H2SIF6 + NO + H2O =>
3 SI + 4 HNO3 + 18 HF = 3 H2SIF6 + 4 NO + 8 H2O
Rb2CO3 + HBr = RbBr + H2O + CO2 =>
Rb2CO3 + 2 HBr = 2 RbBr + H2O + CO2
Rb2CO3 + HBr = H2CO3 + RbBr =>
Rb2CO3 + 2 HBr = H2CO3 + 2 RbBr
Mg + Ar = MgAr =>
Mg + Ar = MgAr
MnO4{-} + SO3{2-} + H{+} = Mn{2+} + SO3 + H2O =>
2 MnO4{-} + 5 SO3{2-} + 16 H{+} = 2 Mn{2+} + 5 SO3 + 8 H2O
K + Zn(NO3)2 = K(NO3)2 + Zn =>
K + Zn(NO3)2 = K(NO3)2 + Zn
CH4 + Cl2 = HCl + CHCl3 =>
CH4 + 3 Cl2 = 3 HCl + CHCl3
NaHCO3(aq) + H2SO4(aq) = Na2SO4 + H2O + CO2 =>
2 NaHCO3(aq) + H2SO4(aq) = Na2SO4 + 2 H2O + 2 CO2
As2O3(s) + C(s) = As(s) + CO3(g) =>
As2O3(s) + C(s) = 2 As(s) + CO3(g)
Be3(PO4)2 + H2S = H3(PO4) + BeS =>
Be3(PO4)2 + 3 H2S = 2 H3(PO4) + 3 BeS
ClNO2 = NO2 + Cl2 =>
2 ClNO2 = 2 NO2 + Cl2
V(OH)4Cl + FeCl2 + HCl = VOCl2 + FeCl3 + H2O =>
V(OH)4Cl + FeCl2 + 2 HCl = VOCl2 + FeCl3 + 3 H2O
Sr3P2 = Sr + P2 =>
Sr3P2 = 3 Sr + P2
KOH + Mn(CH3CO2)2 = KCH3CO2 + Mn(OH)2 =>
2 KOH + Mn(CH3CO2)2 = 2 KCH3CO2 + Mn(OH)2
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