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K2S(aq) + 2 HBr(aq) = 2 KBr(s) + H2S(g)
C2H6O + O = C2O + H2O =>
C2H6O + 3 O = C2O + 3 H2O
H2O{+} + S2O8{2-} + NO = SO4{2-} + NO3{-} + H{+} =>
4 H2O{+} + S2O8{2-} + 2 NO = 2 SO4{2-} + 2 NO3{-} + 8 H{+}
NH4 + HCl = NH + H4Cl =>
NH4 + HCl = NH + H4Cl
Zn + HCl = ZnCl2 + H05 =>
5 Zn + 10 HCl = 5 ZnCl2 + 2 H05
CuCO + O2 = CuO + CO2 =>
CuCO + O2 = CuO + CO2
H2O2(l) + KI(aq) = KIO3 + H2O =>
3 H2O2(l) + KI(aq) = KIO3 + 3 H2O
H2Sn2Cl6 + H2S + Cl2 = SnS2 + HCl =>
H2Sn2Cl6 + 4 H2S + 2 Cl2 = 2 SnS2 + 10 HCl
Al(s) + H2SO4(aq) = Al(SO4)3(aq) + H2(g) =>
Al(s) + 3 H2SO4(aq) = Al(SO4)3(aq) + 3 H2(g)
Mn + HCl = MnH + Cl2 =>
2 Mn + 2 HCl = 2 MnH + Cl2
germanium + sulfur = GeS2 =>
Ge + 2 S = GeS2
Si = Si{4+} + e =>
Si = Si{4+} + 4e
Cd + HCl = CdHCl2 + H2 =>
2 Cd + 4 HCl = 2 CdHCl2 + H2
HNO3(ac) + NaBr(ac) = Br2(l) + NO2(g) + NaNO3(ac) + H2O =>
4 HNO3(ac) + 2 NaBr(ac) = Br2(l) + 2 NO2(g) + 2 NaNO3(ac) + 2 H2O
C{2-} + O = CO{2-} =>
C{2-} + O = CO{2-}
[Ni(NH3)6]Cl2 + KOH = Ni(OH)2 + KCl + NH3 =>
[Ni(NH3)6]Cl2 + 2 KOH = Ni(OH)2 + 2 KCl + 6 NH3
H7 + Br2 = HBr2 =>
H7 + 7 Br2 = 7 HBr2
BaOBaO = BaBa + O2O2 =>
2 BaOBaO = 2 BaBa + O2O2
Cu3(PO4) + RbI = Rb3PO4 + CuI =>
Cu3(PO4) + 3 RbI = Rb3PO4 + 3 CuI
AgN + Cu = Cu3N2 + Ag =>
2 AgN + 3 Cu = Cu3N2 + 2 Ag
Cr(H2O)4 + OH = Cr(H2O)3(OH)3 + H2O =>
Cr(H2O)4 + 3 OH = Cr(H2O)3(OH)3 + H2O
AlCl3(p) + NH3(ak) + H2O = Al(OH)3 + NH4Cl =>
AlCl3(p) + 3 NH3(ak) + 3 H2O = Al(OH)3 + 3 NH4Cl
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
C12H11N + NO3{-} + H{+} = C12H9N3O4 + H2O =>
C12H11N + 2 NO3{-} + 2 H{+} = C12H9N3O4 + 2 H2O
C4H9COOK + KOH = C4H10 + K2CO3 =>
C4H9COOK + KOH = C4H10 + K2CO3
Br2 + CuCl2 = Cu + Br2Cl2 =>
Br2 + CuCl2 = Cu + Br2Cl2
(CrO4)2{-} + (Ba)2{+} = BaCrO4 =>
(CrO4)2{-} + (Ba)2{+} = 2 BaCrO4
AlSO4({-}3) + NaOH = NaSO4({-}3) + AlOH =>
AlSO4({-}3) + NaOH = NaSO4({-}3) + AlOH
Fe(OH)3 = FeO + H2 + O2 =>
2 Fe(OH)3 = 2 FeO + 3 H2 + 2 O2
(CH3)2CO + Br2 = CH3COCH2Br + HBr =>
(CH3)2CO + Br2 = CH3COCH2Br + HBr
Fe(OH)2 + NaCl = FeCl2 + NaOH =>
Fe(OH)2 + 2 NaCl = FeCl2 + 2 NaOH
Ba(OH)2 + Na2CO3 = BaCO3 + NaOH =>
Ba(OH)2 + Na2CO3 = BaCO3 + 2 NaOH
C4H7CN + H2O = C4H8O + HCN =>
C4H7CN + H2O = C4H8O + HCN
MnO4({-}) + H{+} + Fe({2+}) = Fe({3+}) + Mn({2+}) + H2O =>
MnO4({-}) + 8 H{+} + 5 Fe({2+}) = 5 Fe({3+}) + Mn({2+}) + 4 H2O
Cu2S + H{+} + NO3{-} = Cu2{+} + SO42{-} + NO + H2O =>
Cu2S + 28 H{+} + 28 NO3{-} = Cu2{+} + SO42{-} + 28 NO + 14 H2O
C{2-} + O = CO{2-} =>
C{2-} + O = CO{2-}
(NH4)2SO3 + Cl2 + H2O = (NH4)2SO4 + HCl =>
(NH4)2SO3 + Cl2 + H2O = (NH4)2SO4 + 2 HCl
Cu + Ag = CuAg =>
Cu + Ag = CuAg
As2O3 + H2SO4 + KMnO4 + H2O = H3AsO4 + K2SO4 + MnSO4 =>
5 As2O3 + 6 H2SO4 + 4 KMnO4 + 9 H2O = 10 H3AsO4 + 2 K2SO4 + 4 MnSO4
NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(l) =>
2 NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(l)
KCN + CH3Cl = C2H3N + KCl =>
KCN + CH3Cl = C2H3N + KCl
MgO + Al2(SO4)3 = MgSO4 + Al2O3 =>
3 MgO + Al2(SO4)3 = 3 MgSO4 + Al2O3
FeCl3 = Fe(s) + Cl2(g) =>
2 FeCl3 = 2 Fe(s) + 3 Cl2(g)
Cu(NO3)2*25H2O + Cr(NO3)3*9H2O + C6H8O7 = CuCr2O3 + NO2 + CO2 + H2O =>
9 Cu(NO3)2*25H2O + 18 Cr(NO3)3*9H2O + 5 C6H8O7 = 9 CuCr2O3 + 72 NO2 + 30 CO2 + 407 H2O
Zn + H3PO4 = ZnH2PO4 + H2 =>
2 Zn + 2 H3PO4 = 2 ZnH2PO4 + H2
K2CrO4(aq) + AgNO3(aq) = KNO3(aq) + Ag2CrO4(s) =>
K2CrO4(aq) + 2 AgNO3(aq) = 2 KNO3(aq) + Ag2CrO4(s)
LiOH + Sr3(PO4)2 = Li6(PO4)2 + Sr3(OH)6 =>
6 LiOH + Sr3(PO4)2 = Li6(PO4)2 + Sr3(OH)6
Ba + KF = KFBa3 =>
3 Ba + KF = KFBa3
Ag(ClO3) + (NH4)Br = NH4(ClO3) + AgBr =>
Ag(ClO3) + (NH4)Br = NH4(ClO3) + AgBr
Na2S + FeCl3 + H2SO4 = S + FeSO4 + HCl + Na2SO4 =>
Na2S + 2 FeCl3 + 3 H2SO4 = S + 2 FeSO4 + 6 HCl + Na2SO4
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균형 잡힌 방정식01/29/25
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