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\(1) 2Fe(OH)_3 \xrightarrow{t^o} Fe_2O_3 + 3H_2O\\ 2) Na_2O + H_2SO_4 \to Na_2SO_4 + H_2O\\ 3) ZnO + H_2SO_4 \to ZnSO_4 + H_2O\\ 4) NaOH + HCl \to NaCl + H_2O\\ 5) 2NaOH + CO_2 \to Na_2CO_3 + H_2O\\ 6) Mg + 2HCl \to MgCl_2 + H)2\\ 7) Cu + 2AgNO_3 \to Cu(NO_3)_2 + 2Ag\\ 8) 2K + S \xrightarrow{t^o} K_2S\)
1, $2Fe(OH)_3\xrightarrow{t^o} Fe_2O_3+3H_2O$
2, $H_2SO_4+2NaOH\to Na_2SO_4+2H_2O$
3, $H_2SO_4+Zn(OH)_2\to ZnSO_4+2H_2O$
4, $NaOH+HCl\to NaCl+H_2O$
5, $2NaOH+CO_2\to Na_2CO_3+H_2O$
6, $Mg+2HCl\to MgCl_2+H_2$
7, $Cu+2AgNO_3\to Cu(NO_3)_2+2Ag$
8, $2K+S\xrightarrow{t^o} K_2S$
Chất thứ 2 trong sơ đồ phải là Al2O3 bạn nhé!
\(2Al\left(OH\right)_3\underrightarrow{t^o}Al_2O_3+3H_2O\)
\(2Al_2O_3\underrightarrow{đpnc}4Al+3O_2\)
\(2Al+3H_2SO_4\rightarrow Al_2\left(SO_4\right)_3+3H_2\)
\(Al_2\left(SO_4\right)_3+3BaCl_2\rightarrow2AlCl_3+3BaSO_{4\downarrow}\)
Bạn tham khảo nhé!
1) \(4FeS_2+11O_2\rightarrow8SO_2+2Fe_2O_3\)
2) \(2SO_2+O_2\rightarrow2SO_3\)
3) \(SO_3+H_2O\rightarrow H_2SO_4\)
4) \(H_2SO_4+K_2SO_3\rightarrow K_2SO_4+H_2O+SO_2\uparrow\)
5) \(SO_2+Na_2O\rightarrow Na_2SO_3\)
6) \(Na_2SO_3+BaS\rightarrow Na_2S+BaSO_3\downarrow\)
7) \(BaSO_3\rightarrow BaO+SO_2\uparrow\)
8) \(SO_2+Ba\left(OH\right)_2\rightarrow BaSO_3+H_2O\)
9) \(H_2SO_4+Na_2SO_3\rightarrow Na_2SO_4+SO_2+H_2O\)
10) \(Na_2SO_4+BaCl_2\rightarrow2NaCl+BaSO_4\)
\(2Fe+3Cl_2\underrightarrow{t^o}2FeCl_3\)
\(FeCl_3+3NaOH\rightarrow Fe\left(OH\right)_3+3NaCl\)
\(2Fe\left(OH\right)_3\underrightarrow{t^o}Fe_2O_3+3H_2O\)
\(Fe_2O_3+6HCl\rightarrow2FeCl_3+3H_2O\)
\(2FeCl_3+Fe\rightarrow3FeCl_2\)
\(FeCl_2+2NaOH\rightarrow Fe\left(OH\right)_2+2NaCl\)
\(Fe\left(OH\right)_2\xrightarrow[_{kckk}]{^{t^o}}FeO+H_2O\)
\(1,CH_4+Cl_2\underrightarrow{\text{ánh sáng}}CH_3Cl\\ 2,C_6H_6+Br_2\xrightarrow[t^o]{Fe}C_6H_5Br\\ 3,C_6H_6+Cl_2\underrightarrow{\text{ánh sáng}}C_6H_5Cl\\ 4,2CH_3COOH+CaCO_3\rightarrow\left(CH_3COO\right)_2Ca+CO_2\uparrow+H_2O\\ 5,\left(RCOO\right)_3C_3H_5+3NaOH\rightarrow3RCOONa+C_3H_5\left(OH\right)_3\\ 6,CaCO_3+CO_2+H_2O\rightarrow Ca\left(HCO_3\right)_2\\ 7,2NaHCO_3\underrightarrow{t^o}Na_2CO_3+CO_2\uparrow+H_2O\\ 8,NaOH+SiO_2\underrightarrow{t^o}Na_2SiO_3+H_2O\)
\(9,NaHCO_3+HCl\rightarrow NaCl+CO_2\uparrow+H_2O\\ 10,Cl_2+H_2O⇌HCl+HClO\\ 11,CH_3COOC_2H_5+NaOH\rightarrow CH_3COONa+C_2H_5OH\\ 12,C_6H_6+3H_2\xrightarrow[t^o]{Ni}C_6H_{12}\\ 13,\left(RCOO\right)_3C_3H_5+3H_2O\rightarrow3RCOOH+C_3H_5\left(OH\right)_3\\ 14,\left(-C_6H_{10}O_5-\right)_n+nH_2O\rightarrow nC_6H_{12}O_6\\ 15,CH_3COONa+NaOH\underrightarrow{t^o}CH_4\uparrow+Na_2CO_3\\16, Ca\left(HCO_3\right)\underrightarrow{t^o}CaCO_3+CO_2\uparrow+H_2O\)
\(17,MnO_2+4HCl\rightarrow MnCl_2+Cl_2\uparrow+2H_2O\\ 18,NaHCO_3+NaOH\rightarrow Na_2CO_3+H_2O\\ 19,2C_4H_{10}+5O_2\xrightarrow[men,xt]{t^o}4CH_3COOH+2H_2O\\ 20,2NaOH+Cl_2\rightarrow NaCl+NaClO+H_2O\\ 21,CH_3COOC_2H_5+H_2O\underrightarrow{t^o}CH_3COOH+C_2H_5OH\)
Na + \(\frac{1}{2}\) Cl2 => NaCl
2NaCl + 2H2O => (điện phân có màng ngăn) 2NaOH + Cl2 + H2
2NaOH + Fe(NO3)2 => Fe(OH)2 + 2NaNO3
2NaNO3 => 2Na + 2NO2 + O2
4NO2 + 4NaOH + O2 => 4NaNO3 + 2H2O
Na+1/2Cl2--->NaCl
NaCl+H2O--->NaOH+Cl2+H2
NaOH+Fe(NO3)2--->Fe(OH)2+2NaNO3
NaNO3--->Na+NO3+O2
NO2+NaOH+O2--->NaNO3+H2O