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2 K + 2 H2O = 2 KOH + H2
CH3COOH(aq) + Ca(OH)2(aq) = CH3COO + Ca(OH)2H =>
CH3COOH(aq) + Ca(OH)2(aq) = CH3COO + Ca(OH)2H
BrO + H2SO4 = BrSO4 + H2O =>
BrO + H2SO4 = BrSO4 + H2O
H{+} + ClO3{-} + Cl{-} = Cl2 + H2O =>
6 H{+} + ClO3{-} + 5 Cl{-} = 3 Cl2 + 3 H2O
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
H2SO4(aq) + KOH(aq) = H2O(l) + K2SO4(aq) =>
H2SO4(aq) + 2 KOH(aq) = 2 H2O(l) + K2SO4(aq)
NaBr(s) + Cl2(g) = Br2(aq) + NaCl(aq) =>
2 NaBr(s) + Cl2(g) = Br2(aq) + 2 NaCl(aq)
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
C6H5CH3 + Cl = C6H5CH2Cl + HCl =>
C6H5CH3 + 2 Cl = C6H5CH2Cl + HCl
NH2CH2COOH + NH2CHCH3COOH = NH2CH2CONHCH2CONHCHCH3COOH + H2O =>
2 NH2CH2COOH + NH2CHCH3COOH = NH2CH2CONHCH2CONHCHCH3COOH + 2 H2O
CH3COH + HOCH2CH3 = CH3COCH2CH3 + H2O =>
CH3COH + HOCH2CH3 = CH3COCH2CH3 + H2O
Pb3N2 + Na2SO4 = PbSO4 + Na3N =>
Pb3N2 + 3 Na2SO4 = 3 PbSO4 + 2 Na3N
NaOH + H2O = H2 + NaO2 =>
2 NaOH + 2 H2O = 3 H2 + 2 NaO2
I{-} + SO4 + H{+} = I2 + H2S + H2O =>
10 I{-} + SO4 + 10 H{+} = 5 I2 + H2S + 4 H2O
Na3 + Cl5 = Na3Cl5 =>
Na3 + Cl5 = Na3Cl5
Fe + H2 + O2 = FeOH =>
2 Fe + H2 + O2 = 2 FeOH
Mg + HNO3(k) = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3(k) = 4 Mg(NO3)2 + N2O + 5 H2O
NH4I + CH3OH = CH3I + NH4OH =>
NH4I + CH3OH = CH3I + NH4OH
Ca(OH)2 + H3Po4 = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3Po4 = Ca3(Po4)2 + 6 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
(C17H35COO)2Ca + H2O = C17H35COOH + CaO =>
(C17H35COO)2Ca + H2O = 2 C17H35COOH + CaO
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Ni(OH){+} = OH{-} + Ni{+2} =>
Ni(OH){+} = OH{-} + Ni{+2}
NaC1 + F2 = NaF + C12 =>
12 NaC1 + 6 F2 = 12 NaF + C12
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
CrCl3 + K2Cr2O7 = CrO7 + K2Cl + Cr2 =>
CrCl3 + 3 K2Cr2O7 = 3 CrO7 + 3 K2Cl + 2 Cr2
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
NH3HCl = NH4Cl =>
NH3HCl = NH4Cl
AlCl3 + HNO3 = Al(NO3)3 + NOCl + H2O + Cl =>
AlCl3 + 4 HNO3 = Al(NO3)3 + NOCl + 2 H2O + 2 Cl
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
I2 + Na2S = NaI + S =>
I2 + Na2S = 2 NaI + S
Ba(No3)2 + H3PO4 = Ba3(PO4)2 + HNo3 =>
3 Ba(No3)2 + 2 H3PO4 = Ba3(PO4)2 + 6 HNo3
HHH = H3 =>
HHH = H3
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Na2H2 = NaH =>
Na2H2 = 2 NaH
KHCO3(aq)HCl(aq) = KCl(aq)H2O(l)CO2(g) =>
KHCO3(aq)HCl(aq) = KCl(aq)H2O(l)CO2(g)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Zu + HNO3 = ZuNO3 + H2 =>
2 Zu + 2 HNO3 = 2 ZuNO3 + H2
C3H7COOH + CaO = (C3H7COO)2Ca + H2O =>
2 C3H7COOH + CaO = (C3H7COO)2Ca + H2O
H2S + Ba3N2 = H3N + BaS =>
3 H2S + Ba3N2 = 2 H3N + 3 BaS
Ba(ClO3)2 + Cs2SO4 = Ba2(SO4)2 + CsClO3 =>
2 Ba(ClO3)2 + 2 Cs2SO4 = Ba2(SO4)2 + 4 CsClO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MgO + SO2 + H2O = Mg(HSO3)2 =>
MgO + 2 SO2 + H2O = Mg(HSO3)2
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
MgBr2 + Na3PO4 = NaBr + Mg3(PO4)2 =>
3 MgBr2 + 2 Na3PO4 = 6 NaBr + Mg3(PO4)2
CaS5 + H2O = CaS2O3 + H2S =>
CaS5 + 3 H2O = CaS2O3 + 3 H2S
S + H2SO4 = H2O + SO2 =>
S + 2 H2SO4 = 2 H2O + 3 SO2
TlCl3 + NaOH = Tl(OH)3 + NaCl =>
TlCl3 + 3 NaOH = Tl(OH)3 + 3 NaCl
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
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