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2 NaHCO3 = Na2CO3*H2CO3
Co4 = Co =>
Co4 = 4 Co
CO2 + Ca(NO3)2 = CaO + C + NO3 =>
CO2 + 2 Ca(NO3)2 = 2 CaO + C + 4 NO3
B(NO3)2 + NaCl = NaNO3 + BCl2 =>
B(NO3)2 + 2 NaCl = 2 NaNO3 + BCl2
LiO + N2O3 = LiN2O4 =>
LiO + N2O3 = LiN2O4
AsO3 + NaOH = Na2AsO4 + H2O =>
AsO3 + 2 NaOH = Na2AsO4 + H2O
MnI2 + HgCl2 = MnCl2 + HgI2 =>
MnI2 + HgCl2 = MnCl2 + HgI2
CaSO4 + Si = Ca2SiO4 + SO2 =>
2 CaSO4 + Si = Ca2SiO4 + 2 SO2
CH3COOH(aq) + NH3(aq) = CH3COO + NH4 =>
CH3COOH(aq) + NH3(aq) = CH3COO + NH4
Al2(SO4)3 + Ca = Ca(SO4)3 + Al =>
Al2(SO4)3 + Ca = Ca(SO4)3 + 2 Al
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Pt + AgNO3 = Pt(NO3) + Ag =>
Pt + AgNO3 = Pt(NO3) + Ag
SnCl2 + PbO2 + NaOH = Na2SnO3 + NaCl + Na2PbO2 + H2O =>
SnCl2 + PbO2 + 6 NaOH = Na2SnO3 + 2 NaCl + Na2PbO2 + 3 H2O
H2O + N2O3 = HNO2 =>
H2O + N2O3 = 2 HNO2
Na2[Be(OH)4] = Na2BeO2 + H2O =>
Na2[Be(OH)4] = Na2BeO2 + 2 H2O
KAl(SO4)2 + Fe(OH)3 = Al(OH)3 + Fe2(SO4)3 + K2SO4 =>
2 KAl(SO4)2 + 2 Fe(OH)3 = 2 Al(OH)3 + Fe2(SO4)3 + K2SO4
C2H6NO2Cl + NaOH = CHNH3COOH + NaCl + H2O =>
C2H6NO2Cl + NaOH = CHNH3COOH + NaCl + H2O
CuI + CHCl3 = CuCl3 + CHI =>
CuI + CHCl3 = CuCl3 + CHI
CH3OH + CH3COOH = C2H5COOCH3 + H2O =>
2 CH3OH + CH3COOH = C2H5COOCH3 + 2 H2O
Cu(OH)2(g) = CuO(s) + H2O(l) =>
Cu(OH)2(g) = CuO(s) + H2O(l)
HCl + Zn = ZnCl2 + H(g) =>
2 HCl + Zn = ZnCl2 + 2 H(g)
Se(OH)3 + NaOH = NaSeO2 + H2O =>
Se(OH)3 + NaOH = NaSeO2 + 2 H2O
KHCO3 + KOH = K2CO3 + H2O =>
KHCO3 + KOH = K2CO3 + H2O
KNO3 + NaOH + Mg + H2O = Mg(OH)2 + NaNO2 + KOH =>
KNO3 + NaOH + Mg + H2O = Mg(OH)2 + NaNO2 + KOH
Ge + H2 = GeH3 =>
2 Ge + 3 H2 = 2 GeH3
Na3PO4 + C4H6CaO4 = Ca3(PO4)2 + C2H3NaO2 =>
2 Na3PO4 + 3 C4H6CaO4 = Ca3(PO4)2 + 6 C2H3NaO2
KClO3 + Na2S + H2SO4 = K2SO4 + Na2SO4 + Cl2 + H2O =>
8 KClO3 + 5 Na2S + 4 H2SO4 = 4 K2SO4 + 5 Na2SO4 + 4 Cl2 + 4 H2O
MnSO4*7H2O = H2O + MnSO4*H2O =>
MnSO4*7H2O = 6 H2O + MnSO4*H2O
K + He = KHe =>
K + He = KHe
KBr + H2SO4 = H2O + K2SO4 + SO2 + Br2 =>
2 KBr + 2 H2SO4 = 2 H2O + K2SO4 + SO2 + Br2
BaSO4 + NaOH = Na2SO4 + Ba(OH)2 =>
BaSO4 + 2 NaOH = Na2SO4 + Ba(OH)2
NiSO4 + Zn = Ni + ZnSO4 =>
NiSO4 + Zn = Ni + ZnSO4
CuSO4 + Na2SO3 + HI + H2O = Na2SO4 + H2SO4 + CuI =>
2 CuSO4 + Na2SO3 + 2 HI + H2O = Na2SO4 + 2 H2SO4 + 2 CuI
N3H4Br + HCl = ClBr + N3H5 =>
N3H4Br + HCl = ClBr + N3H5
CH4 + NO = CO2 + N + H2O =>
CH4 + 4 NO = CO2 + 4 N + 2 H2O
Cr2O7{2+} + Fe{2+} + H3O{+} = Cr{3+} + Fe{3+} + H2O =>
Cr2O7{2+} + 10 Fe{2+} + 14 H3O{+} = 2 Cr{3+} + 10 Fe{3+} + 21 H2O
NaOH + ZnS = Zn(OH)2 + Na2S =>
2 NaOH + ZnS = Zn(OH)2 + Na2S
Pb(NO3)2 + SrCO3 + H2O = Sr(NO3)2 + Pb(OH)2 + CO2 =>
Pb(NO3)2 + SrCO3 + H2O = Sr(NO3)2 + Pb(OH)2 + CO2
CH3NH2 + CH3COOH = CH3CONHCH3 + H2O =>
CH3NH2 + CH3COOH = CH3CONHCH3 + H2O
C2H2 + KMnO4 + H2O = MnO2 + C2H4O2 + KOH =>
3 C2H2 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 C2H4O2 + 2 KOH
K2S(aq) + Ni(NO3)2(s) = KNO3(aq) + NiS(s) =>
K2S(aq) + Ni(NO3)2(s) = 2 KNO3(aq) + NiS(s)
Al2(SO4)2 + Ba(NO3)2 = Al2(NO3)2 + Ba(SO4)2 =>
Al2(SO4)2 + Ba(NO3)2 = Al2(NO3)2 + Ba(SO4)2
C2H5OH + Cl2 = Cl3C2HO + HCl =>
C2H5OH + 4 Cl2 = Cl3C2HO + 5 HCl
CrO4{-2} + HCl = H2CrO4 + Cl{-} =>
CrO4{-2} + 2 HCl = H2CrO4 + 2 Cl{-}
C3H7CHO + [Ag(NH3)2]OH = C3H7COOH + Ag + H2O + NH3 =>
C3H7CHO + 2[Ag(NH3)2]OH = C3H7COOH + 2 Ag + H2O + 4 NH3
CuSO4 + NaOH + HCHO = Cu2O + HCOOH + Na2SO4 + H2O =>
2 CuSO4 + 4 NaOH + HCHO = Cu2O + HCOOH + 2 Na2SO4 + 2 H2O
Cu(OH)2CO3 + CH3COOH = (CH3COO)2Cu + CO2 + H2O =>
4 Cu(OH)2CO3 + 9 CH3COOH = 4(CH3COO)2Cu + 6 CO2 + 10 H2O
K(s) + GaF3(s) = KF(s) + Ga(s) =>
3 K(s) + GaF3(s) = 3 KF(s) + Ga(s)
Pb(s)AgNO3(aq) = PbNO3Ag =>
Pb(s)AgNO3(aq) = PbNO3Ag
Au + H2O = AuH2O =>
Au + H2O = AuH2O
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