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9 K + O3 = 3 K3O
Cr(OH)2 + HNo3 = Cr(No3)2 + H2O =>
Cr(OH)2 + 2 HNo3 = Cr(No3)2 + 2 H2O
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
Cu + Na2S = CuS2 + Na =>
Cu + 2 Na2S = CuS2 + 4 Na
Cl2O7 + HCl = Cl + H2O =>
Cl2O7 + 14 HCl = 16 Cl + 7 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
S8 + C = CS2 =>
S8 + 4 C = 4 CS2
Cu3P2 + O2 = CuO2 + P =>
Cu3P2 + 3 O2 = 3 CuO2 + 2 P
KJ + Br2 = KBr + J2 =>
2 KJ + Br2 = 2 KBr + J2
FeO4 + H2 = Fe + H2O =>
FeO4 + 4 H2 = Fe + 4 H2O
FeCl3 + Na2Co3 + H2O = Fe + (OH)3 + NaHCo3 + NaCl =>
FeCl3 + 3 Na2Co3 + 3 H2O = Fe + (OH)3 + 3 NaHCo3 + 3 NaCl
LiCl(aq) + AgNO3(aq) = LiNO3 + AgCl =>
LiCl(aq) + AgNO3(aq) = LiNO3 + AgCl
AlBr3 + Mg = AlMg + Br =>
AlBr3 + Mg = AlMg + 3 Br
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
HNO3 + KNO2 = HNO2 + KNO3 =>
HNO3 + KNO2 = HNO2 + KNO3
FeCl3 + Na2Co3 + H2O = Fe + (OH)3 + NaHCo3 + NaCl =>
FeCl3 + 3 Na2Co3 + 3 H2O = Fe + (OH)3 + 3 NaHCo3 + 3 NaCl
CH4 + O2 = C + H2O =>
CH4 + O2 = C + 2 H2O
Ca2O2 = Ca + O =>
Ca2O2 = 2 Ca + 2 O
ZnO + BaCO3 = BaZnO2 + CO2 =>
ZnO + BaCO3 = BaZnO2 + CO2
C + Na2SO3 = Na2S + CO =>
3 C + Na2SO3 = Na2S + 3 CO
CHCOONa + FeCl3 = NaCl + Fe(CHCOO)3 =>
3 CHCOONa + FeCl3 = 3 NaCl + Fe(CHCOO)3
KH2SO4 + KOH = K2HSO4 + H2O =>
KH2SO4 + KOH = K2HSO4 + H2O
Al2(SO4)3 + HCl = AlCl3 + H2SO4 =>
Al2(SO4)3 + 6 HCl = 2 AlCl3 + 3 H2SO4
K2S2O3 + KClO3 + KOH = KCl + K2SO4 + H2O =>
3 K2S2O3 + 4 KClO3 + 6 KOH = 4 KCl + 6 K2SO4 + 3 H2O
NH4Cl(aq) + NaOH(aq) = H2O(l) + NH3(g) + NaCl =>
NH4Cl(aq) + NaOH(aq) = H2O(l) + NH3(g) + NaCl
C18H36 + O2 = H2O + CO3 =>
C18H36 + 36 O2 = 18 H2O + 18 CO3
PBS + O2 = PB + SO =>
2 PBS + O2 = 2 PB + 2 SO
KMnO4 + HNO3 = KNO3 + HMnO4 =>
KMnO4 + HNO3 = KNO3 + HMnO4
HNo3 + Ca(OH)2 = Ca(No3)2 + H2O =>
2 HNo3 + Ca(OH)2 = Ca(No3)2 + 2 H2O
K(MnO4) + K(NO2) + H2O = MnO2 + K(NO3) + K(OH) =>
2 K(MnO4) + 3 K(NO2) + H2O = 2 MnO2 + 3 K(NO3) + 2 K(OH)
Fe2O3 + C6H8O6 = FeO + C6H6O6 + H2O =>
Fe2O3 + C6H8O6 = 2 FeO + C6H6O6 + H2O
AlBr3 + Mg = AlMg + Br =>
AlBr3 + Mg = AlMg + 3 Br
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
CaBr2 + AuClO4 = AuBr + Ca(ClO4)2 =>
CaBr2 + 2 AuClO4 = 2 AuBr + Ca(ClO4)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mn4 + Br = Mn4Br6 =>
Mn4 + 6 Br = Mn4Br6
HN3 + HCl + Au = HAuCl4 + NH4Cl =>
3 HN3 + 41 HCl + 8 Au = 8 HAuCl4 + 9 NH4Cl
Mo24O37 + MnO4 = MoO3 + Mn =>
4 Mo24O37 + 35 MnO4 = 96 MoO3 + 35 Mn
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
Cl2O7 + MgO = Mg(ClO4)2 =>
Cl2O7 + MgO = Mg(ClO4)2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
N2O3 + LiOH = Li2O + HNO2 =>
N2O3 + 2 LiOH = Li2O + 2 HNO2
CuO + Cl2 = CuO2 + CuCl =>
4 CuO + Cl2 = 2 CuO2 + 2 CuCl
Hg = Hg2 =>
2 Hg = Hg2
PBS + O2 = PB + SO =>
2 PBS + O2 = 2 PB + 2 SO
KClO3(s) + C12H22O11(s) = KCl(s) + CO2(g) + H2O(l) =>
8 KClO3(s) + C12H22O11(s) = 8 KCl(s) + 12 CO2(g) + 11 H2O(l)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
K4[Fe(CN)6] + FeCl3 = FeK[Fe(CN)6] + KCl =>
K4[Fe(CN)6] + FeCl3 = FeK[Fe(CN)6] + 3 KCl
KMnO4 + Na2SO4 = K2SO4 + NaMnO4 =>
2 KMnO4 + Na2SO4 = K2SO4 + 2 NaMnO4
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
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