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Cr + 3 Br = CrBr3
KH2O = K + H2O =>
KH2O = K + H2O
H3N = H2 + N =>
2 H3N = 3 H2 + 2 N
NaAlO2 + H2O = NaOH + Al(OH)3 =>
NaAlO2 + 2 H2O = NaOH + Al(OH)3
Cu + Ag(NO3) = Cu(NO3)2 + Ag =>
Cu + 2 Ag(NO3) = Cu(NO3)2 + 2 Ag
Fe(OH)2 + H(NO3) = Fe(NO3)2 + H2O =>
Fe(OH)2 + 2 H(NO3) = Fe(NO3)2 + 2 H2O
Ca + H(NO3) = Ca(NO3)2 + H2 =>
Ca + 2 H(NO3) = Ca(NO3)2 + H2
H(ClO4) + Mg(OH)2 = Mg(ClO4)2 + H2O =>
2 H(ClO4) + Mg(OH)2 = Mg(ClO4)2 + 2 H2O
CH3CH2OH + Cr2O7{-2} + H{+} = CH3CHO + Cr{3+} + H2O =>
3 CH3CH2OH + Cr2O7{-2} + 8 H{+} = 3 CH3CHO + 2 Cr{3+} + 7 H2O
NaHSO4 + Pb(NO3)2 = PbSO4 + NO3 + NaH =>
NaHSO4 + Pb(NO3)2 = PbSO4 + 2 NO3 + NaH
H2SO4HCl = H3ClSO4 =>
H2SO4HCl = H3ClSO4
Ca(HCO3)2 + Na2Co3 = CaCo3 + NaHCO3 =>
Ca(HCO3)2 + Na2Co3 = CaCo3 + 2 NaHCO3
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Al2(CO3)3 + CaBr2 = CaCO3 + AlBr3 =>
Al2(CO3)3 + 3 CaBr2 = 3 CaCO3 + 2 AlBr3
CrO7{2-} + Cl{-} + H{+} = Cr{3+} + Cl2 + H2O =>
2 CrO7{2-} + 18 Cl{-} + 28 H{+} = 2 Cr{3+} + 9 Cl2 + 14 H2O
CaC2 + O2 = Ca + CO2 =>
CaC2 + 2 O2 = Ca + 2 CO2
Al + HNO2 = Al(NO2)3 + H =>
Al + 3 HNO2 = Al(NO2)3 + 3 H
H3PO4 + MgCO3 = Mg3(PO4)2 + CO2 + H2O =>
2 H3PO4 + 3 MgCO3 = Mg3(PO4)2 + 3 CO2 + 3 H2O
K + Sn = KSn =>
K + Sn = KSn
CaSO4 + KCl = CaCl2 + K2SO4 =>
CaSO4 + 2 KCl = CaCl2 + K2SO4
K2CO3(aq) + SnCl4(aq) = K2Cl4(aq) + SnCO3(s) =>
K2CO3(aq) + SnCl4(aq) = K2Cl4(aq) + SnCO3(s)
CH3CH2CH2COOH + C2H5OH = CH3CH2CH2COOC2H5 + H2O =>
CH3CH2CH2COOH + C2H5OH = CH3CH2CH2COOC2H5 + H2O
C7H8 + KMnO4 = C7H6O2 + MnO2 + KOH =>
C7H8 + 2 KMnO4 = C7H6O2 + 2 MnO2 + 2 KOH
Fe + NH3 = FeN + H2 =>
2 Fe + 2 NH3 = 2 FeN + 3 H2
LiOH + Ba(No3)2 = LiNo3 + Ba(OH)2 =>
2 LiOH + Ba(No3)2 = 2 LiNo3 + Ba(OH)2
Pb(CO3)2 = PbO2 + CO2 =>
Pb(CO3)2 = PbO2 + 2 CO2
NaOH(aq) + CuSO4 = Na2SO4(aq) + Cu(OH)2 =>
2 NaOH(aq) + CuSO4 = Na2SO4(aq) + Cu(OH)2
Zn + HCe = ZnCe2 + H =>
Zn + 2 HCe = ZnCe2 + 2 H
Mn(NO3)2 + C6H8O7 = Mn3O4 + N2 + CO2 + H2O =>
27 Mn(NO3)2 + 14 C6H8O7 = 9 Mn3O4 + 27 N2 + 84 CO2 + 56 H2O
C7H6O2 + H2O = C7H8O3 =>
C7H6O2 + H2O = C7H8O3
HI + NO2 = NO + I2 + H2O =>
2 HI + NO2 = NO + I2 + H2O
Zn(OH)2 + CO2 = (ZnOH)2CO3 + H2O =>
2 Zn(OH)2 + CO2 = (ZnOH)2CO3 + H2O
Ba(CH3COO)2 + NaOH = Ba(OH)2 + NaCH3COO =>
Ba(CH3COO)2 + 2 NaOH = Ba(OH)2 + 2 NaCH3COO
BCl3 + H2 = B + HCl =>
2 BCl3 + 3 H2 = 2 B + 6 HCl
SiO2 + Mg = Mg2Si + MgO =>
SiO2 + 4 Mg = Mg2Si + 2 MgO
Cu(s) + AgC2H3O2(aq) = Cu(C2H3O2)2(aq) + Ag(s) =>
Cu(s) + 2 AgC2H3O2(aq) = Cu(C2H3O2)2(aq) + 2 Ag(s)
Zn + H2SO3 + HCl = S + ZnCl2 + H2O =>
2 Zn + H2SO3 + 4 HCl = S + 2 ZnCl2 + 3 H2O
KOH + NaOH = H2O + KONa =>
KOH + NaOH = H2O + KONa
LiH + H2O = LiOH + H2 =>
LiH + H2O = LiOH + H2
NaCl + Pb(CH3COO)2 = Na(CH3COO) + PbCl2 =>
2 NaCl + Pb(CH3COO)2 = 2 Na(CH3COO) + PbCl2
MgCO3(heat) = MgO(s) + CO2(g) =>
MgCO3(heat) = MgO(s) + CO2(g)
Hg2(NO3)2 + H2S = Hg2S + HNO3 =>
Hg2(NO3)2 + H2S = Hg2S + 2 HNO3
S + H2O2 = H2SO4 + H2O =>
S + 3 H2O2 = H2SO4 + 2 H2O
CaCl2(aq) + Na2CO3 = CaCO3(s) + NaCl(aq) =>
CaCl2(aq) + Na2CO3 = CaCO3(s) + 2 NaCl(aq)
Ni + NH4OH = Ni(NH3)4 + H2O =>
Ni + 4 NH4OH = Ni(NH3)4 + 4 H2O
Cu(NO3)2(aq) + Na3(PO4)(aq) = Cu3(PO4)2(s) + NaNO3(aq) =>
3 Cu(NO3)2(aq) + 2 Na3(PO4)(aq) = Cu3(PO4)2(s) + 6 NaNO3(aq)
Al + C + H2O = Al(OH)3 + CH4 =>
4 Al + 3 C + 12 H2O = 4 Al(OH)3 + 3 CH4
COCl2 + NH3 = CON2H4 + NH4Cl =>
COCl2 + 4 NH3 = CON2H4 + 2 NH4Cl
Pb(NO3)2 + CrBr3 = PbBr2 + Cr(NO3)3 =>
3 Pb(NO3)2 + 2 CrBr3 = 3 PbBr2 + 2 Cr(NO3)3
CoO = Co + O2 =>
2 CoO = 2 Co + O2
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