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Ca3(PO4)2 + 3 H2SO4 = 2 H3PO4 + 3 CaSO4
K2O5S2 + NaOH = K2O3S + Na2O3S + H2O =>
K2O5S2 + 2 NaOH = K2O3S + Na2O3S + H2O
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
C10H20O + O2 = CO2 + H2O =>
2 C10H20O + 29 O2 = 20 CO2 + 20 H2O
Fe + C2H2O4 = Fe2(C2O4)3 + H =>
2 Fe + 3 C2H2O4 = Fe2(C2O4)3 + 6 H
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH3 + Cl2 = NH4Cl + N2 =>
8 NH3 + 3 Cl2 = 6 NH4Cl + N2
K2Cr2O7 + H2So4 + SO2 = K2So4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + H2So4 + 3 SO2 = K2So4 + Cr2(SO4)3 + H2O
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
C2H2(acetylene) + KMnO4 = H2CCOOK + MnO2 =>
C2H2(acetylene) + KMnO4 = H2CCOOK + MnO2
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
H3PO4 + KOH = H2O + K3PO4 =>
H3PO4 + 3 KOH = 3 H2O + K3PO4
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
I2 + NaOH = NaI + NaIO3 + H20 =>
30 I2 + 60 NaOH = 40 NaI + 20 NaIO3 + 3 H20
Pb{2+}(aq) + I{-}(g) = PbI2(s) =>
Pb{2+}(aq) + 2 I{-}(g) = PbI2(s)
H2 + N2 = NH =>
H2 + N2 = 2 NH
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
CU(NO3)2 + NH3 + H2O = CU(OH)2 + NH4NO3 =>
CU(NO3)2 + 2 NH3 + 2 H2O = CU(OH)2 + 2 NH4NO3
NaOH + H2SO4 = NaSO4 + H2O + H2 =>
2 NaOH + 2 H2SO4 = 2 NaSO4 + 2 H2O + H2
KMnO4 + C6H5CHO + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 C6H5CHO + 3 H2SO4 = 5 C6H5COOH + K2SO4 + 2 MnSO4 + 3 H2O
H2 + N2 = NH =>
H2 + N2 = 2 NH
Mg3N2 + H2O = NH3 + Mg(OH)2 =>
Mg3N2 + 6 H2O = 2 NH3 + 3 Mg(OH)2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Al + Cl = AlCl3 =>
Al + 3 Cl = AlCl3
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
CH6 + O2 = CO2 + H2O =>
2 CH6 + 5 O2 = 2 CO2 + 6 H2O
P4 + HNO3 = PO4 + NO2 + H2O =>
P4 + 32 HNO3 = 4 PO4 + 32 NO2 + 16 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
HCl + Cu(OH) = CuCl + H2O =>
HCl + Cu(OH) = CuCl + H2O
Cr2O7{2-} + H{+} + C2O4{2-} = Cr{3+} + CO2 + H2O(basica) =>
Cr2O7{2-} + 14 H{+} + 3 C2O4{2-} = 2 Cr{3+} + 6 CO2 + 7 H2O(basica)
Zn + MnCl3 = ZnCl2 + Mn =>
3 Zn + 2 MnCl3 = 3 ZnCl2 + 2 Mn
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Au + KCN + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
H2SO4 + H2O = H3O{+} + SO4{2-} =>
H2SO4 + 2 H2O = 2 H3O{+} + SO4{2-}
Na2SO3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + H2O =>
5 Na2SO3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 Na2SO4 + 3 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca(OH)2 + AgNO3 = AgHO + Ca(NO3)2 =>
Ca(OH)2 + 2 AgNO3 = 2 AgHO + Ca(NO3)2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Al(SO4)3 + NaOH = Al(OH)3 + NaSO4 =>
Al(SO4)3 + 3 NaOH = Al(OH)3 + 3 NaSO4
C8H11N + CH3I = C9H13N + HI =>
C8H11N + CH3I = C9H13N + HI
B2O3 + H2O = H3BO3 =>
B2O3 + 3 H2O = 2 H3BO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NH4Cl + NaOH = NH4OH + NaCl =>
NH4Cl + NaOH = NH4OH + NaCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
Al + KOH + H2O = K[Al(OH)4] + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K[Al(OH)4] + 3 H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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