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Ca + KI = CaI + K
(NH4)Cl + (Ag3)PO4 = AgCl + (NH4)3(PO4) =>
3(NH4)Cl + (Ag3)PO4 = 3 AgCl + (NH4)3(PO4)
P2 + O2 = P2O3 =>
2 P2 + 3 O2 = 2 P2O3
P2 + O2 = PO3 =>
P2 + 3 O2 = 2 PO3
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
P + O2 = PO3 =>
2 P + 3 O2 = 2 PO3
HJ + Ca(OH)2 = CaJ2 + H2O =>
2 HJ + Ca(OH)2 = CaJ2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
HIO4 + SO2 + H2O = H2SO4 + HI =>
HIO4 + 4 SO2 + 4 H2O = 4 H2SO4 + HI
Ba + O2 = BaO2 =>
Ba + O2 = BaO2
Ba + O2 = Ba2O2 =>
2 Ba + O2 = Ba2O2
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
Fe(HCO3)3 + CaO = (Fe2)O3 + Ca(HCO3)2 =>
2 Fe(HCO3)3 + 3 CaO = (Fe2)O3 + 3 Ca(HCO3)2
Ba + O2 = Ba2O =>
4 Ba + O2 = 2 Ba2O
Ch3OH + Na = Ch3ONa + H2 =>
2 Ch3OH + 2 Na = 2 Ch3ONa + H2
KCRO2 + Br2 + KOH = K2CRO4 + KBr + H2O =>
2 KCRO2 + 3 Br2 + 8 KOH = 2 K2CRO4 + 6 KBr + 4 H2O
P + Ca = PCa =>
P + Ca = PCa
Hg(CO3)2 + AgCl = HgCl4 + (Ag2)CO3 =>
Hg(CO3)2 + 4 AgCl = HgCl4 + 2(Ag2)CO3
PH3 + Cl2 + H2O = H3PO4 + HCl =>
PH3 + 4 Cl2 + 4 H2O = H3PO4 + 8 HCl
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
Fe + HNO3 = Fe(NO3)2 + NO2 + H2O =>
Fe + 4 HNO3 = Fe(NO3)2 + 2 NO2 + 2 H2O
Fe2O3 + Fe = FeO =>
Fe2O3 + Fe = 3 FeO
NaCl + CaS = (Na2)S + CaCl2 =>
2 NaCl + CaS = (Na2)S + CaCl2
K + N2 = K3N =>
6 K + N2 = 2 K3N
Fe + HCi = FeCi2 + H2 =>
Fe + 2 HCi = FeCi2 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
MG + I2 = MGI =>
2 MG + I2 = 2 MGI
O2 = O3 =>
3 O2 = 2 O3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
SnSO4 + KBr = SnBr2 + (K2)SO4 =>
SnSO4 + 2 KBr = SnBr2 + (K2)SO4
ZnSO4 + H3Bo3 = ZnBo2 + H2SO4 =>
3 ZnSO4 + 2 H3Bo3 = 3 ZnBo2 + 3 H2SO4
Na + H2SO4 = Na2SO4 + SO2 + H2O =>
2 Na + 2 H2SO4 = Na2SO4 + SO2 + 2 H2O
Zn + O2 = Zn2O =>
4 Zn + O2 = 2 Zn2O
HS + H2O = H2S + OH =>
HS + H2O = H2S + OH
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
K + HNO3 = KNO3 + H2 =>
2 K + 2 HNO3 = 2 KNO3 + H2
MgO = Mg + O =>
MgO = Mg + O
Zn + O2 = Zn2O3 =>
4 Zn + 3 O2 = 2 Zn2O3
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
Zn + O2 = ZnO2 =>
Zn + O2 = ZnO2
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 8 H2O
Zn + O2 = ZnO3 =>
2 Zn + 3 O2 = 2 ZnO3
ZnSO4 + H3Bo3 = ZnBo2 + H2SO4 =>
3 ZnSO4 + 2 H3Bo3 = 3 ZnBo2 + 3 H2SO4
Na2ZnO2 + HCl = ZnCl2 + NaCl + H2O =>
Na2ZnO2 + 4 HCl = ZnCl2 + 2 NaCl + 2 H2O
NaClO2 + S = NaCl + SO2 =>
NaClO2 + S = NaCl + SO2
P + S = P2S3 =>
2 P + 3 S = P2S3
ZnSO4 + H3Bo3 = ZnBo2 + H2SO4 =>
3 ZnSO4 + 2 H3Bo3 = 3 ZnBo2 + 3 H2SO4
P + S = P2S3 =>
2 P + 3 S = P2S3
Fe + CuSO4 = Cu + FeSO4 =>
Fe + CuSO4 = Cu + FeSO4
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