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4 NH3 + 3 O2 = 2 N2 + 6 H2O
Na4(PO4) + CaCl2 = Ca4(PO4)2 + NaCl =>
2 Na4(PO4) + 4 CaCl2 = Ca4(PO4)2 + 8 NaCl
CoOC = COCo =>
CoOC = COCo
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
KClO3 + SO2 = ClO2 + K2SO4 =>
2 KClO3 + SO2 = 2 ClO2 + K2SO4
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
Zn + As2O3 + HNO3 = AsH3 + Zn(NO3)2 + H2O =>
6 Zn + As2O3 + 12 HNO3 = 2 AsH3 + 6 Zn(NO3)2 + 3 H2O
H3PO4 + Pb = PbPO4 + H2 =>
2 H3PO4 + 2 Pb = 2 PbPO4 + 3 H2
Zn(OH)2 + OH{-} = ZnO2{2-} + H2O =>
Zn(OH)2 + 2 OH{-} = ZnO2{2-} + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca(NO3)2(aq) + Ag2SO4(s) = CaSO4(s) + AgNO3(aq) =>
Ca(NO3)2(aq) + Ag2SO4(s) = CaSO4(s) + 2 AgNO3(aq)
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
TiCl3 = TiCl + Cl2 =>
TiCl3 = TiCl + Cl2
CH3 + OH + CO = CH3COOH =>
CH3 + OH + CO = CH3COOH
CH3OH(liq) + O2(gas) = CO2(gas) + H2O(liq) =>
2 CH3OH(liq) + 3 O2(gas) = 2 CO2(gas) + 4 H2O(liq)
Ca + H4SiO4 = Ca2SiO4 + H2 =>
2 Ca + H4SiO4 = Ca2SiO4 + 2 H2
NaBr + (l)Cl2 = NaCl + Br2 =>
2 NaBr + (l)Cl2 = 2 NaCl + Br2
HCl + Be(OH)2 = BeCl2 + H2O =>
2 HCl + Be(OH)2 = BeCl2 + 2 H2O
Cr(NO3)3 = NO2 + O2 + Cr2O3 =>
4 Cr(NO3)3 = 12 NO2 + 3 O2 + 2 Cr2O3
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
C3H18 + O2 = CO2 + H2O1 =>
2 C3H18 + 15 O2 = 6 CO2 + 18 H2O1
XCH(OH)CH3 + KMnO4 + H2SO4 = XCOOH + CO2 + K2SO4 + MnSO4 + H2O =>
XCH(OH)CH3 + 2 KMnO4 + 3 H2SO4 = XCOOH + CO2 + K2SO4 + 2 MnSO4 + 5 H2O
HgO(s) = Hg(l) + O2(g) =>
2 HgO(s) = 2 Hg(l) + O2(g)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Cr(NO3)3 = NO2 + O2 + Cr2O3 =>
4 Cr(NO3)3 = 12 NO2 + 3 O2 + 2 Cr2O3
KBr + AgNO3 = KNO3 + BrAg =>
KBr + AgNO3 = KNO3 + BrAg
K2MnO4 + O3 = KMnO4 + K2O =>
6 K2MnO4 + O3 = 6 KMnO4 + 3 K2O
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
Ba(OH)2 + BeO + H2O = Ba(Be(OH)4) =>
Ba(OH)2 + BeO + H2O = Ba(Be(OH)4)
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
K3[Cr(OH)6] + H2O2 + NaOH = Na2CrO4 + H2O + KOH =>
2 K3[Cr(OH)6] + 3 H2O2 + 4 NaOH = 2 Na2CrO4 + 8 H2O + 6 KOH
Cr(OH)3 + NaOH = Cr(OH)6 + Na =>
Cr(OH)3 + 3 NaOH = Cr(OH)6 + 3 Na
H2SO4 + KI = KHSO4 + I2 + H2O + H2S =>
9 H2SO4 + 8 KI = 8 KHSO4 + 4 I2 + 4 H2O + H2S
C2H5OH + H2CrO4 = CH3CO2H + Cr2(CrO4)3 + H2O =>
3 C2H5OH + 10 H2CrO4 = 3 CH3CO2H + 2 Cr2(CrO4)3 + 13 H2O
Zn + MnO2 = ZnO + Mn2O3 =>
Zn + 2 MnO2 = ZnO + Mn2O3
Zn + HC1 = ZnC + H =>
Zn + HC1 = ZnC + H
H2S + H2O2 = H2SO4 + H2O =>
H2S + 4 H2O2 = H2SO4 + 4 H2O
NaCN + H2O = CNH + NaOH =>
NaCN + H2O = CNH + NaOH
NH4*2S + HCl = NH4Cl + H*2S =>
NH4*2S + HCl = NH4Cl + H*2S
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
C6H5Cl + HNO3 = C6H4ClNO2 + H2O =>
C6H5Cl + HNO3 = C6H4ClNO2 + H2O
Zn(NO3)2 + Ca3(PO4)2 = Zn3(PO4)2 + Ca(NO3)2 =>
3 Zn(NO3)2 + Ca3(PO4)2 = Zn3(PO4)2 + 3 Ca(NO3)2
HNO3(ac) + H2S(ac) = NO(g) + H2O(l) + S(s) =>
2 HNO3(ac) + 3 H2S(ac) = 2 NO(g) + 4 H2O(l) + 3 S(s)
CH3CH2SH + O2 = CO2 + SO2 + H2O =>
2 CH3CH2SH + 9 O2 = 4 CO2 + 2 SO2 + 6 H2O
K3Fe(OH)6 = Fe(OH)3 + KOH =>
K3Fe(OH)6 = Fe(OH)3 + 3 KOH
HCl + K2CrO4 = H2CrO4 + KCl =>
2 HCl + K2CrO4 = H2CrO4 + 2 KCl
Bi(NO3)3(aq) + Na2S(aq) = Bi2S3(s) + NaNO3(aq) =>
2 Bi(NO3)3(aq) + 3 Na2S(aq) = Bi2S3(s) + 6 NaNO3(aq)
MgF2 + Li2CO3 = LiF + MgCO3 =>
MgF2 + Li2CO3 = 2 LiF + MgCO3
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