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3 Ca + 2 P = Ca3P2
CO2 + H2 = H2O + C3H8O =>
3 CO2 + 9 H2 = 5 H2O + C3H8O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu + HNO3 = NO + Cu(HO3)2 + H2O =>
3 Cu + 10 HNO3 = 10 NO + 3 Cu(HO3)2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al(NO3)3 + Sr(NO3)2 + CO(NH2)2 = SrAl2O4 + H2O + CO2 + N2 =>
6 Al(NO3)3 + 3 Sr(NO3)2 + 20 CO(NH2)2 = 3 SrAl2O4 + 40 H2O + 20 CO2 + 32 N2
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
C4H10 = C + H2 =>
C4H10 = 4 C + 5 H2
O2 = O3 =>
3 O2 = 2 O3
I2 + LiBr = Br2 + LiI =>
I2 + 2 LiBr = Br2 + 2 LiI
HF + KOH = KF + H2O =>
HF + KOH = KF + H2O
NH3 + Cl2 = NH2Cl + HCl =>
NH3 + Cl2 = NH2Cl + HCl
NO + I{-} + H{+} = I2 + N2O + H2O =>
2 NO + 2 I{-} + 2 H{+} = I2 + N2O + H2O
(CuOH)2CO3 = CuO + CO2 + H2O =>
(CuOH)2CO3 = 2 CuO + CO2 + H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
FeCl3 + NaOH = NaCl3 + FeOH =>
FeCl3 + NaOH = NaCl3 + FeOH
C2H6O + O2 = C2H5O + H2O =>
4 C2H6O + O2 = 4 C2H5O + 2 H2O
CuSO4 + BaCl2 = CuCl2 + BaSO4 =>
CuSO4 + BaCl2 = CuCl2 + BaSO4
CH2O(g) + H2(g) = CH3OH(g) =>
CH2O(g) + H2(g) = CH3OH(g)
S2O8{2-} + NO + H2O = SO4{2-} + NO3{-} + H{+} =>
3 S2O8{2-} + 2 NO + 4 H2O = 6 SO4{2-} + 2 NO3{-} + 8 H{+}
H2O2 + MnO2 = MnH2 + O2 =>
H2O2 + MnO2 = MnH2 + 2 O2
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
Ca3(PO4)2(s) + H2SO4 = CaSO4(s) + H3PO4 =>
Ca3(PO4)2(s) + 3 H2SO4 = 3 CaSO4(s) + 2 H3PO4
Li2S(aq) + CaBr2(aq) = CaS + LiBr =>
Li2S(aq) + CaBr2(aq) = CaS + 2 LiBr
N = N2 =>
2 N = N2
HClO4 + RbOH = H2O + RbClO4 =>
HClO4 + RbOH = H2O + RbClO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ti + HNO2 + HCl = TiCl4 + NO + H2O =>
Ti + 4 HNO2 + 4 HCl = TiCl4 + 4 NO + 4 H2O
Mg + Fe{3+} = Mg{2+} + Fe =>
3 Mg + 2 Fe{3+} = 3 Mg{2+} + 2 Fe
Cr(OH)3 + Br + OH{-} = CrO4{2-} + Br{-} + H2O =>
Cr(OH)3 + 3 Br + 5 OH{-} = CrO4{2-} + 3 Br{-} + 4 H2O
AlCl3(s) + H2O(l) = Al(OH)3(s) + HCl(aq) =>
AlCl3(s) + 3 H2O(l) = Al(OH)3(s) + 3 HCl(aq)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na2CrO4 + Na2SO3 + H2O = Cr(OH)3 + Na2SO4 + NaOH =>
2 Na2CrO4 + 3 Na2SO3 + 5 H2O = 2 Cr(OH)3 + 3 Na2SO4 + 4 NaOH
ZnCl2 + K4[Fe(CN)6] = Zn + K2[Fe(CN)6]2 + KCl =>
3 ZnCl2 + 2 K4[Fe(CN)6] = 3 Zn + K2[Fe(CN)6]2 + 6 KCl
PCI5 + H2O = H3PO4 + H + C + I =>
PCI5 + 4 H2O = H3PO4 + 5 H + C + 5 I
AlPO4 + HF = AlF3 + H3PO4 =>
AlPO4 + 3 HF = AlF3 + H3PO4
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
Zn(s) + Ag(aq) = ZnAg =>
Zn(s) + Ag(aq) = ZnAg
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Fe(NO3)3 + KSCN = Fe(SCN)3 + KNO3 =>
Fe(NO3)3 + 3 KSCN = Fe(SCN)3 + 3 KNO3
C3H5N + O2 = CO2 + H2O + N2 =>
4 C3H5N + 17 O2 = 12 CO2 + 10 H2O + 2 N2
MgO(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Mn2 + HCl = MnCl2 + H2 =>
Mn2 + 4 HCl = 2 MnCl2 + 2 H2
K2SO4 + PBO = PBSO4 + K2O =>
K2SO4 + PBO = PBSO4 + K2O
CH3COOH + HNO3 = CO2 + N2 + H2O =>
5 CH3COOH + 8 HNO3 = 10 CO2 + 4 N2 + 14 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3(aq) + KNO3(aq) =>
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3(aq) + 2 KNO3(aq)
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