Bài 1 : Chuỗi phản ứng :
a) \(Al\xrightarrow[]{\left(1\right)}Al_2O_3\xrightarrow[]{\left(2\right)}AlCl_3\xrightarrow[]{\left(3\right)}Al\left(OH\right)_3\)
b) \(Al\xrightarrow[\left(1\right)]{}Al_2O_3\xrightarrow[]{\left(2\right)}AlCl_3\xrightarrow[\left(3\right)]{}Al\left(OH\right)_3Al_2O_3\)
c) \(Fe\xrightarrow[]{\left(1\right)}FeSO_4\xrightarrow[]{\left(2\right)}FeCl_2\xrightarrow[]{\left(3\right)}Fe\left(OH\right)_2\xrightarrow[]{\left(4\right)}FeO\)
d) \(Zn\xrightarrow[]{\left(1\right)}ZnSO_4\xrightarrow[]{\left(2\right)}ZnCl_2\xrightarrow[]{\left(3\right)}Zn\left(OH\right)_2\xrightarrow[]{\left(4\right)}ZnO\)
e) \(Mg\left(OH\right)_2\xrightarrow[]{\left(1\right)}MgCl_2\xrightarrow[]{\left(2\right)}Mg\left(NO_3\right)_2\xrightarrow[]{\left(3\right)}Mg\left(OH\right)_2\xrightarrow[]{\left(4\right)}MgO\)
f) \(Fe\left(OH\right)_2\xrightarrow[]{\left(1\right)}FeO\xrightarrow[]{\left(2\right)}FeSO_4\xrightarrow[]{\left(3\right)}FeCl_2\xrightarrow[]{\left(4\right)}Fe\left(OH\right)_2\)
g) \(Fe\xrightarrow[]{\left(1\right)}FeCl_2\xrightarrow[]{\left(2\right)}Fe\left(NO_3\right)_2\xrightarrow[]{\left(3\right)}Fe\left(OH\right)_2\xrightarrow[]{\left(4\right)}FeSO_4\)
h) \(S\xrightarrow[]{\left(1\right)}SO_2\xrightarrow[]{\left(2\right)}SO_3\xrightarrow[]{\left(3\right)}H_2SO_4\xrightarrow[]{\left(4\right)}SO_2\)
k) \(Cu\xrightarrow[]{\left(1\right)}CuO\xrightarrow[]{\left(2\right)}CuSO_4\xrightarrow[]{\left(3\right)}Cu\left(NO_3\right)_2\xrightarrow[]{\left(4\right)}Cu\left(OH\right)_2\)
Bài 2 : Phân biệt các chất rắn
a) Hai chất rắn: \(Cao\) và \(P_2O_5\)
b) Hai chất rắn: BaO và \(P_2O_5\)
c) Hai chất rắn :\(Na_2O\) và \(P_2O_5\)
d) Hai chất rắn :\(K_2O\) và \(P_2O_5\)
e) Ba chất rắn : MgO, \(Na_2O\), \(P_2O_5\)
GIÚP MINH VỚI Ạ !!!!
\(2CH_4^{\left[A\right]}\xrightarrow[1500^{\circ}C]{lln}C_2H_2^{\left[B\right]}+2H_2^{\left[C\right]}\)
\(C_2H_2^{\left[B\right]}+2AgNO_3+2NH_3\xrightarrow[]{}2NH_4NO_3^{\left[E\right]}+C_2Ag_2^{\left[D\right]}\downarrow\)
\(C_2Ag_2^{\left[D\right]}+2HCl^{\left[F\right]}\xrightarrow[]{}C_2H_2^{\left[B\right]}+2AgCl^{\left[G\right]}\downarrow\)
\(2C_2H_2^{\left[B\right]}\xrightarrow[t^\circ]{NH_4Cl,CuCl}CH\equiv C-CH=CH_2^{\left[H\right]}\)
\(CH\equiv C-CH=CH_2^{\left[H\right]}+H_2^{\left[C\right]}\xrightarrow[t^\circ]{Pd\text{ / }PbCO_3}CH_2=CH-CH=CH_2^{\left[I\right]}\)
\(nCH_2=CH-CH=CH_2\xrightarrow[t^{\circ},p]{xt}\left(-CH_2-CH=CH-CH_2\right)_n^{\left[-\left(I\right)_n-\right]}\)
Gọi tên:
(A): Metan
(B): Axetylen
(C): Hiđro
(D): Bạc axetylua
(E): Amoni nitrat
(F): Axit clohiđric
(G): Bạc clorua
(H): Vinylaxetylen
(I): Buta-1,3-đien
-(I)n-: Cao su buna
\(A:CH_4;B:C_2H_2;C:H_2\\ D:C_2Ag_2;E:NH_4NO_3\\ F:HCl;G:AgCl\\H:C_4H_4;I:C_4H_6\\ 2CH_4-^{1500^0C,làm.lạnh.nhanh}->C_2H_2+3H_2\\ C_2H_2+2AgNO_3+2NH_3->C_2Ag_2+2NH_4NO_3\\ C_2Ag_2+2HCl->2AgCl+C_2H_2\\ 2C_2H_2-^{CuCl_2,NH_4Cl,100^0C}->H_2C=CH-C\equiv CH\\ H_2C=CH-C\equiv CH+H_2-^{Pd.PbCO_3,t^0}->H_2C=CH-CH=CH_2\\ H_2C=CH-CH=CH_2-^{t^0,p,xt}->-\left(H_2C-CH=CH-CH_2\right)-_n\)