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2 Cr + 6 KOH + 6 H2O = 2 K3[Cr(OH)6] + 3 H2
AgN + Cu = AgNCu =>
AgN + Cu = AgNCu
(c)Na2B4O7(s) + H2SO4(aq) + H2O(l) = H3BO3(s) + Na2SO4(aq) =>
(c)Na2B4O7(s) + H2SO4(aq) + 5 H2O(l) = 4 H3BO3(s) + Na2SO4(aq)
CH{-}4 + O{-}2 = CO{-}2 + H{-}2O =>
CH{-}4 + O{-}2 = CO{-}2 + H{-}2O
Cu + HNO3 + Na2CO3 = CuCO3 + NaNO3 + H =>
Cu + 2 HNO3 + Na2CO3 = CuCO3 + 2 NaNO3 + 2 H
(N)2 + (H)2 = N(H)3 =>
(N)2 + 3(H)2 = 2 N(H)3
B2Br6 + NHO3 = B(NO3)3 + HBr =>
B2Br6 + 6 NHO3 = 2 B(NO3)3 + 6 HBr
NH{4}NO{3} = N{2}O + H{2}0 =>
NH{4}NO{3} = N{2}O + H{2}0
FeOHCl2 + H2SO4 = Fe2(SO4)3 + HCl + H2O =>
2 FeOHCl2 + 3 H2SO4 = Fe2(SO4)3 + 4 HCl + 2 H2O
Ni + Cu{2+} = Ni{2+} + Cu =>
Ni + Cu{2+} = Ni{2+} + Cu
Ca(OH)2 + NHO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 NHO3 = Ca(NO3)2 + 2 H2O
Si(s) + Al2O3(s) = SiO2(s) + Al(s) =>
3 Si(s) + 2 Al2O3(s) = 3 SiO2(s) + 4 Al(s)
MgHCO3 + Mg(OH)2 = Mg(CO3)2 + MgO + H2 =>
2 MgHCO3 + Mg(OH)2 = Mg(CO3)2 + 2 MgO + 2 H2
C7H6ClCOOH + O2 = CO2 + H2O + HCl =>
2 C7H6ClCOOH + 17 O2 = 16 CO2 + 6 H2O + 2 HCl
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
FeBr3 + HOH = FeOHBr2 + HBr =>
FeBr3 + HOH = FeOHBr2 + HBr
Na3 + PO4 + AlCl3 = AlPO4 + NaCl =>
Na3 + PO4 + AlCl3 = AlPO4 + 3 NaCl
Bi(OH)3 = Bi + OH =>
Bi(OH)3 = Bi + 3 OH
Mg(OH)2 + NHO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 NHO3 = Mg(NO3)2 + 2 H2O
Na + AgOH = NaOH + Ag =>
Na + AgOH = NaOH + Ag
CH3CH2CHOHCH3 + CH3I = CH3CH2CH2CH3 + I2 + H2O =>
CH3CH2CHOHCH3 + 4 CH3I = 2 CH3CH2CH2CH3 + 2 I2 + H2O
HI + KMnO4 + H2SO4 = I2 + Mn2SO4 + K2SO4 + H2O =>
12 HI + 2 KMnO4 + 2 H2SO4 = 6 I2 + Mn2SO4 + K2SO4 + 8 H2O
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
C2H5COOH + C2H5OH = C2H5COOCH3 + H2O =>
2 C2H5COOH + C2H5OH = 2 C2H5COOCH3 + H2O
KI + Cl = KCl + I =>
KI + Cl = KCl + I
NHO3 = NO2 + O2 + H2O =>
4 NHO3 = 4 NO2 + O2 + 2 H2O
NaOH + H3PO3 = NaPO4 + H3 =>
3 NaOH + 3 H3PO3 = 3 NaPO4 + 4 H3
PH3 + HBrO3 = H3PO4 + HBrO =>
PH3 + 2 HBrO3 = H3PO4 + 2 HBrO
HCOH + Cu(OH)2 = HCOOH + H2O + Cu2O =>
HCOH + 2 Cu(OH)2 = HCOOH + 2 H2O + Cu2O
Cu + HNO3 + NaCO3 = CuCO3 + NaNO3 + H =>
Cu + HNO3 + NaCO3 = CuCO3 + NaNO3 + H
Fe + I2 = FeI2 =>
Fe + I2 = FeI2
CuCl2(PPh3) + H2O = CuCl2*H2O + PPh3 =>
CuCl2(PPh3) + H2O = CuCl2*H2O + PPh3
KI + KIO3 + NaOH = NaIO + KOH =>
2 KI + KIO3 + 3 NaOH = 3 NaIO + 3 KOH
Mg{+} + O2{2-} = MgO =>
2 Mg{+} + O2{2-} = 2 MgO
Zn + AgNO32 = ZnNO32 + Ag =>
Zn + AgNO32 = ZnNO32 + Ag
Bi(NO3)3 + NaOH = Bi(OH)3 + NaNO3 =>
Bi(NO3)3 + 3 NaOH = Bi(OH)3 + 3 NaNO3
S + KOH = K2S + K2SO3 + water =>
3 S + 6 KOH = 2 K2S + K2SO3 + 3 H2O
NaOH + C4H9OH = CH3NaO + H2O =>
4 NaOH + C4H9OH = 4 CH3NaO + H2O
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
Fe(NO3)3 + KI = I2 + FeI2 + KNO3 =>
2 Fe(NO3)3 + 6 KI = I2 + 2 FeI2 + 6 KNO3
MnCl2(ag) + NaBiO3(aq) + HCl(aq) = H2O(l) + NaMnO4(aq) + BiCl3(aq) + NaCl(aq) =>
2 MnCl2(ag) + 5 NaBiO3(aq) + 14 HCl(aq) = 7 H2O(l) + 2 NaMnO4(aq) + 5 BiCl3(aq) + 3 NaCl(aq)
Na + CuSO4 = Na2SO4 + Cu =>
2 Na + CuSO4 = Na2SO4 + Cu
NiSO4(aq) + BaCl2(s) = NiCl2 + BaSO4 =>
NiSO4(aq) + BaCl2(s) = NiCl2 + BaSO4
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
H2S + Cl2 = HCl + S =>
H2S + Cl2 = 2 HCl + S
FeSO4 + NaClO3 + H2SO4 = Fe2(SO4)3 + NaCl + H2O =>
6 FeSO4 + NaClO3 + 3 H2SO4 = 3 Fe2(SO4)3 + NaCl + 3 H2O
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
Fe(NO3)2 + Na2SO4 = FeSO4 + NaNO3 =>
Fe(NO3)2 + Na2SO4 = FeSO4 + 2 NaNO3
Fe(NO3)3 + K4Fe(CN)6 = Fe(CN)3 + K4Fe(NO3)6 =>
2 Fe(NO3)3 + K4Fe(CN)6 = 2 Fe(CN)3 + K4Fe(NO3)6
Ca(HCO3)2 + H2SO4 = CaSO4 + H2O + CO2 =>
Ca(HCO3)2 + H2SO4 = CaSO4 + 2 H2O + 2 CO2
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