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2 Ca + O2(g) = 2 CaO
SnO2 + H2 = H2O + Sn =>
SnO2 + 2 H2 = 2 H2O + Sn
Ru + S8 = RuS4 =>
2 Ru + S8 = 2 RuS4
CuFeS = Cu + FeS =>
CuFeS = Cu + FeS
Fe{2+} + NO3{-} + H2O = N2 + Fe4O6{-}H2O + H{+} =>
40 Fe{2+} + 6 NO3{-} + 42 H2O = 3 N2 + 10 Fe4O6{-}H2O + 84 H{+}
CaBr2(g) = Ca(s) + Br2(l) =>
CaBr2(g) = Ca(s) + Br2(l)
CuFeS = Cu + FeS =>
CuFeS = Cu + FeS
C6H10O3 + C5H9NO4 = C6H13NO2 + C5H6O5 =>
C6H10O3 + C5H9NO4 = C6H13NO2 + C5H6O5
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Cr2O3 + KNO3 + KOH = K2CrO7 + KNO2 + H2O =>
Cr2O3 + 9 KNO3 + 4 KOH = 2 K2CrO7 + 9 KNO2 + 2 H2O
PBr3 + O3 = POBr3 =>
3 PBr3 + O3 = 3 POBr3
V{2+}O + Fe{3+}2O3 = V{5+}2O5 + Fe{2+}0 =>
V{2+}O + 3 Fe{3+}2O3 = V{5+}2O5 + 3 Fe{2+}0
(Ba(OH)2) + (H2SO4) = BaSO4 + H2O =>
(Ba(OH)2) + (H2SO4) = BaSO4 + 2 H2O
N2(g) + NaCl = Cl2(g) + Na3N(aq) =>
N2(g) + 6 NaCl = 3 Cl2(g) + 2 Na3N(aq)
K2MnO4 + KClO3 + H2SO4 = KMnO4 + KCl + H2O + K2SO4 =>
6 K2MnO4 + KClO3 + 3 H2SO4 = 6 KMnO4 + KCl + 3 H2O + 3 K2SO4
NiS + O2 = SO2 + Ni2O3 =>
4 NiS + 7 O2 = 4 SO2 + 2 Ni2O3
Rb + PO4 = RbO + P =>
4 Rb + PO4 = 4 RbO + P
K2Cr2O7 + Na2SO3 + KOH + H2O = Na3(Cr(OH)6) + K2SO4 =>
K2Cr2O7 + 3 Na2SO3 + 4 KOH + 4 H2O = 2 Na3(Cr(OH)6) + 3 K2SO4
KClO3 + H2SO4 = KHSO4 + HClO4 + ClO2 + H2O =>
3 KClO3 + 3 H2SO4 = 3 KHSO4 + HClO4 + 2 ClO2 + H2O
(NH4)3PO4 + ZnCl2 = Zn3(PO4)2 + NH4Cl =>
2(NH4)3PO4 + 3 ZnCl2 = Zn3(PO4)2 + 6 NH4Cl
CsCl + KOH = CsOH + KCl =>
CsCl + KOH = CsOH + KCl
Zn(NO3)2(aq) + H2S(s) = ZnS(s) + HNO3(aq) =>
Zn(NO3)2(aq) + H2S(s) = ZnS(s) + 2 HNO3(aq)
Cu{2+}(aq) + H2O = Cu(s) + O2(g) + H{+} =>
2 Cu{2+}(aq) + 2 H2O = 2 Cu(s) + O2(g) + 4 H{+}
CuFeS = Cu + FeS =>
CuFeS = Cu + FeS
Fe + H2O = H + Fe2O =>
2 Fe + H2O = 2 H + Fe2O
N3 = N7 =>
7 N3 = 3 N7
C(s) + H2(g) + Cl2(g) = CH3Cl(g) =>
2 C(s) + 3 H2(g) + Cl2(g) = 2 CH3Cl(g)
NaPo4 + HCl = HPo4 + NaCl =>
NaPo4 + HCl = HPo4 + NaCl
Mn(ClO4)2 + H2O = Mn(OH)2 + HClO4 =>
Mn(ClO4)2 + 2 H2O = Mn(OH)2 + 2 HClO4
Zn + CH3CO2H = Zn(C2H3O2) + H2 =>
2 Zn + 2 CH3CO2H = 2 Zn(C2H3O2) + H2
Na(MnO4) + H2 + SO4 = Na2(SO4) + Mn2O7 + H2O =>
2 Na(MnO4) + H2 + SO4 = Na2(SO4) + Mn2O7 + H2O
NaPo4 + HCl = HPo4 + NaCl =>
NaPo4 + HCl = HPo4 + NaCl
Cu + CaO = CuO + Ca =>
Cu + CaO = CuO + Ca
H2 + ZnCl2 = HCl + Zn2 =>
2 H2 + 2 ZnCl2 = 4 HCl + Zn2
KBr + Ca(C2H3O2)2 = CaBr2 + KC2H3O2 =>
2 KBr + Ca(C2H3O2)2 = CaBr2 + 2 KC2H3O2
NH4BO2 + HCl = NH4Cl + HBO2 =>
NH4BO2 + HCl = NH4Cl + HBO2
NaPo4 + HCl = HPo4 + NaCl =>
NaPo4 + HCl = HPo4 + NaCl
N3 = N7 =>
7 N3 = 3 N7
CaCO3 + Mg3Si4O10(OH)2 = Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 + H2O + CO2 =>
3 CaCO3 + 2 Mg3Si4O10(OH)2 = Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 + H2O + CO2
CH3OH + KMnO4 + H2SO4 = CH2O + MnSO4 + H2O + KSO4 =>
2 CH3OH + KMnO4 + 2 H2SO4 = 2 CH2O + MnSO4 + 4 H2O + KSO4
Ca + Ag2CO3 = Ag + CaCO3 =>
Ca + Ag2CO3 = 2 Ag + CaCO3
NH2CH2COOH + CuSO4 = (C2H5NO4)2Cu + S =>
2 NH2CH2COOH + CuSO4 = (C2H5NO4)2Cu + S
CH3OH + KMnO4 + H2SO4 = CH2O + MnSO4 + H2O + KSO4 =>
2 CH3OH + KMnO4 + 2 H2SO4 = 2 CH2O + MnSO4 + 4 H2O + KSO4
P + HCl = PCl3 + H2 =>
2 P + 6 HCl = 2 PCl3 + 3 H2
NiO + KOH = K2NiO2 + H2O =>
NiO + 2 KOH = K2NiO2 + H2O
CH4 + O2 = C2O2 + H2OO =>
2 CH4 + 5 O2 = C2O2 + 4 H2OO
N2H5Cl + Na2S + H2O = S + NH3 + NaOH + NaCl =>
N2H5Cl + Na2S + H2O = S + 2 NH3 + NaOH + NaCl
Ca{2+} + Na3PO4 = Na{+} + Ca3(PO4)2 =>
3 Ca{2+} + 2 Na3PO4 = 6 Na{+} + Ca3(PO4)2
CuFeS = Cu + FeS =>
CuFeS = Cu + FeS
N3 = N7 =>
7 N3 = 3 N7
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