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3 NaCO3 + 2 H3PO4 = Na3(PO4)2 + 3 CO2 + 3 H2O
Fe(s) + HBr(aq) = FeBr2(aq)H2(g) =>
Fe(s) + 2 HBr(aq) = FeBr2(aq)H2(g)
K2Cr2O7 + KI + HCl = CrCl3 + I2 + KCl + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 3 I2 + 8 KCl + 7 H2O
Ca + (NH4)2HPO4 = CaHPO4 + NH4 =>
Ca + (NH4)2HPO4 = CaHPO4 + 2 NH4
Ba(NO3)2(aq) + (NH4)2SO4(aq) = BaSO4(aq) + NH4NO3(aq) =>
Ba(NO3)2(aq) + (NH4)2SO4(aq) = BaSO4(aq) + 2 NH4NO3(aq)
Cl(g) + KI(aq) = I + KCl(aq) =>
Cl(g) + KI(aq) = I + KCl(aq)
SiO2 + B4C = B2O3 + SiO + C =>
6 SiO2 + B4C = 2 B2O3 + 6 SiO + C
H2SO4 + HNO3 + NH3 = (NH3)2SO4N + H2O =>
8 H2SO4 + 5 HNO3 + 19 NH3 = 8(NH3)2SO4N + 15 H2O
Fe(HO)3 + HCl = FeCl3 + H2O =>
Fe(HO)3 + 3 HCl = FeCl3 + 3 H2O
NH4Cl + Ba(OH)2*8H2O = BaCl2 + NH3 + H2O =>
2 NH4Cl + Ba(OH)2*8H2O = BaCl2 + 2 NH3 + 10 H2O
KOH(aq) + FeBr3(aq) = KBr3(aq) + FeOH =>
KOH(aq) + FeBr3(aq) = KBr3(aq) + FeOH
LiHCO3 + HI = LiI + H2CO3 =>
LiHCO3 + HI = LiI + H2CO3
C2H5Cl + NaHCO3 = C2H4O + NaCl + HCl =>
5 C2H5Cl + 2 NaHCO3 = 6 C2H4O + 2 NaCl + 3 HCl
C5H10 + HBr = C5H9Br2 + H2 =>
2 C5H10 + 4 HBr = 2 C5H9Br2 + 3 H2
BaCl2 + H2CO3 = BaCO3 + HCl =>
BaCl2 + H2CO3 = BaCO3 + 2 HCl
KClO3 + H2SO4 = O2 + KHSO4 + Cl2 + H2O =>
4 KClO3 + 4 H2SO4 = 5 O2 + 4 KHSO4 + 2 Cl2 + 2 H2O
KNO2 + H2SO4 + KMnO3 = KNO3 + MnSO4 + H2O + K2SO4 =>
3 KNO2 + 3 H2SO4 + 2 KMnO3 = 3 KNO3 + 2 MnSO4 + 3 H2O + K2SO4
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
SnS + Na2S2 = Na2SnS3 =>
SnS + Na2S2 = Na2SnS3
Mn + MgO = Mn2O3 + Mg =>
2 Mn + 3 MgO = Mn2O3 + 3 Mg
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
NH4NO3(s) = N2(g) + O2(g) + H2O(g) =>
2 NH4NO3(s) = 2 N2(g) + O2(g) + 4 H2O(g)
(NH)4(NO)3 = (N)2 + (O)2 + (H)2(O) =>
2(NH)4(NO)3 = 7(N)2 + (O)2 + 4(H)2(O)
Hg(NO3)2 + HCl + H[SnCl3] = Hg2Cl2 + H2[SnCl6] + HNO3 =>
2 Hg(NO3)2 + 5 HCl + H[SnCl3] = Hg2Cl2 + H2[SnCl6] + 4 HNO3
NaHCO3 + C6H5COOH = CO2 + H2O + Na =>
30 NaHCO3 + C6H5COOH = 37 CO2 + 18 H2O + 30 Na
MnCl2 + KOH = Mn(OH)2 + KCl =>
MnCl2 + 2 KOH = Mn(OH)2 + 2 KCl
HCl + O2 = H2O + Cl2 =>
4 HCl + O2 = 2 H2O + 2 Cl2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Rb2O + H2O = RbOH =>
Rb2O + H2O = 2 RbOH
Cu + H2O2 + CH3COOH = Cu(CH3COO) + H2O =>
2 Cu + H2O2 + 2 CH3COOH = 2 Cu(CH3COO) + 2 H2O
LiOH + NH3 = Li3N + H2O =>
3 LiOH + NH3 = Li3N + 3 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Pb3O4 + Mn(NO3)2 + HNO3 = Pb(NO3)2 + Pb(MnO4)2 + H2O =>
5 Pb3O4 + 2 Mn(NO3)2 + 24 HNO3 = 14 Pb(NO3)2 + Pb(MnO4)2 + 12 H2O
K2Cr2O7 + CH3COOH + Na2SO3 = (CH3COO)3Cr + CH3COOK + Na2SO4 + H2O =>
K2Cr2O7 + 8 CH3COOH + 3 Na2SO3 = 2(CH3COO)3Cr + 2 CH3COOK + 3 Na2SO4 + 4 H2O
VOCl2 + V + HCl = VCl3 + H2O =>
3 VOCl2 + V + 6 HCl = 4 VCl3 + 3 H2O
NaBH4 + BF3 = B2H6 + NaBF4 =>
3 NaBH4 + 4 BF3 = 2 B2H6 + 3 NaBF4
Na2S(aq) + Zn(NO3)2(aq) = NaNO3(aq) + ZnS(s) =>
Na2S(aq) + Zn(NO3)2(aq) = 2 NaNO3(aq) + ZnS(s)
Ca(HCO3)2 + Ba(OH)2 = BaCO3 + Ca(OH)2 + H2O =>
Ca(HCO3)2 + 2 Ba(OH)2 = 2 BaCO3 + Ca(OH)2 + 2 H2O
Pb(CH3COO)2 + Na2S = PbS + NaCH3COO =>
Pb(CH3COO)2 + Na2S = PbS + 2 NaCH3COO
Cl2 + I{-} = Cl{-} + I2 =>
Cl2 + 2 I{-} = 2 Cl{-} + I2
SrO + P4O10 = Sr3(PO4)2 =>
6 SrO + P4O10 = 2 Sr3(PO4)2
NaI + Br2 + H2O = NaIO3 + HBr =>
NaI + 3 Br2 + 3 H2O = NaIO3 + 6 HBr
Cu + HNO3 = Cu2(NO3)2 + H2O + NO =>
6 Cu + 8 HNO3 = 3 Cu2(NO3)2 + 4 H2O + 2 NO
CaOH(s) + O2(g) = CaO + H2O =>
4 CaOH(s) + O2(g) = 4 CaO + 2 H2O
MgCO3 + H3PO4 = MgPO4 + CO3H3 =>
MgCO3 + H3PO4 = MgPO4 + CO3H3
KK + O2 = KO =>
KK + O2 = 2 KO
C6H6S + O2 = CO + H2O + SO2 =>
2 C6H6S + 11 O2 = 12 CO + 6 H2O + 2 SO2
CH3CHOHCHNH2COOH + HNO2 = CH3CH(OH)COOH + N2 + H2O =>
3 CH3CHOHCHNH2COOH + 3 HNO2 = 4 CH3CH(OH)COOH + 3 N2 + 3 H2O
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
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