Y
H
heartrock_159
Tiếp
[TEX]Al_4C_3 + 12H_2O ---> 4Al(OH)_3 + 3CH_4\\2CH_4 ---> C_2H_2 + 3H_2\\C_2H_2 + Ag_2O ---> C_2Ag_2 + H_2O \\ C_2Ag_2 + HCl ---> C_2H_2 + AgCl \\ C_2H_2 + H_2 ---> C_2H_4\\nCH_2=CH_2 ---> (-CH_2 - CH_2-)_n[/TEX]
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H
hothithuyduong
[TEX]Al_4C_3 + 12H_2O \rightarrow 4Al(OH)_3 + 3CH_4[/TEX]
[TEX]2CH_4 \large\longrightarrow^{1500^oC, lln} C_2H_2 + 3H_2[/TEX]
[TEX]C_2H_2 + 2AgNO_3 + 2NH_3 \rightarrow Ag_2C_2 + 2NH_4NO_3[/TEX]
[TEX]Ag_2C_2 + 2HCl \rightarrow 2AgCl + C_2H_2[/TEX]
[TEX]C_2H_2 + H_2 \large\longrightarrow^{Pd, PbCO_3} C_2H_4 [/TEX]
[TEX]nCH_2 = CH_2 \large\longrightarrow^{t^o, xt, P} P.E [/TEX]
Y
yumi_26
M
mina_bear
Tiếp:
(1) C + CaO ---> CaC2 + CO
(2)CaC2 + 2H2O ---> C2H2 + Ca(OH)2
(3)C2H2 + H2O -HgSO4 . t*--> CH3CHO
(4)CH3CHO + O2 -Mn . t*--> CH3COOH
(5)CH3COOH + C2H5OH -H2SO4(đ) . t*--> CH3COOC2H5 + H2O
(6) CH3COOC2H5 + H2O ---> CH3COOH + C2H5OH
H
hardyboywwe
NaClO\Rightarrow NaCl \Rightarrow [tex]Cl_2[/tex] \Rightarrow Clorua vôi \Rightarrow[tex]CaCl_2[/tex]\Rightarrow [tex]Cl_2[/tex] \Rightarrow[tex]KClO_3[/tex] \Rightarrow KCl
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L
lovelybones311
[TEX]2naclo -to-> 2nacl + o_2[/TEX]
[TEX]2nacl -dpnc->2na + cl_2[/TEX]
[TEX]cl_2 + ca(oh)_2->caocl_2+ h2o [/TEX]
[TEX]2caocl_2-to->2cacl_2+ o_2[/TEX]
[TEX]cacl_2 -dpnc->ca+cl_2[/TEX]
[TEX]3cl_2 + 6koh[/tex]-(đặc,80^o)[tex] ->5kcl +5clo_3+ 3h_2o[/TEX]
[TEX]2kclo_3-mno_2,to->2kcl +3o_2[/TEX]
Y
yumi_26
Y
yuper
A: [TEX]C_2H_5OH[/TEX]
B: [TEX]C_2H_4[/TEX]
B1: [TEX]C_2H_5Br[/TEX]
C: [TEX] H_2O[/TEX]
C1:[TEX] NaOH[/TEX]
Xác định các chất A B C D E và viết PTHH
[TEX]CH_4 \Large\longrightarrow A \Large\longrightarrow B \frac{\rightharpoonup}{\leftharpoondown} C \Large\longrightarrow D \frac{\rightharpoonup}{\leftharpoondown} E \Large\longrightarrow CH_4[/TEX]
B: [TEX]C_2H_4[/TEX]
B1: [TEX]C_2H_5Br[/TEX]
C: [TEX] H_2O[/TEX]
C1:[TEX] NaOH[/TEX]
Xác định các chất A B C D E và viết PTHH
[TEX]CH_4 \Large\longrightarrow A \Large\longrightarrow B \frac{\rightharpoonup}{\leftharpoondown} C \Large\longrightarrow D \frac{\rightharpoonup}{\leftharpoondown} E \Large\longrightarrow CH_4[/TEX]
I
iuem171997
Em có dãy này ai biết thì chỉ giúp cho em nhé ! Theo em mấy cái này cũng dễ mà đối với em khó vô cùng ( Mất căn bản từ vô cơ đến hữu cơ )
Etilen -> EtyLic -> Axit axetic -> Etyl axetat -> Etylic -> Kali etylat
Etilen -> EtyLic -> Axit axetic -> Etyl axetat -> Etylic -> Kali etylat
Y
yumi_26
Y
yumi_26
Y
yuper
=))
A: [TEX]C_4H_10[/TEX]
B: [TEX]C_2H_4[/TEX]
C: [TEX]C_2H_5Cl[/TEX]
D: [TEX]C_2H_6[/TEX]
E: [TEX]C_2H_5Br[/TEX]
- [TEX]C_4H_10 ----> C_2H_4 + C_2H_6[/TEX]
+[TEX]C_2H_4 + HCl ----> C_2H_5Cl [/TEX]
+[TEX]C_2H_5Cl + NaOH [/TEX](đ) [TEX] ---->(t^o) C_2H_5OH + NaCl[/TEX]
-[TEX]C_2H_6 + Br_2----> C_2H_5Br + HBr[/TEX]
-[TEX]C_2H_5Br + NaOH [/TEX](đ) [TEX] ---->(t^o) C_2H_5OH + NaBr[/TEX]
Y
yumi_26
Cách khác, đơn giản hơn tí
)A: [TEX] CH_4[/TEX]
B: [TEX] C_2H_2[/TEX]
C: [TEX] C_2H_4 [/TEX]
D: [TEX] CH_3CL [/TEX]
E: [TEX] CH_3OH[/TEX]
Y
yumi_26
H
hocmai.toanhoc
Chào em!
Hocmai giúp em một cách nhé!
[TEX]C_2H_4--> CH_3CHO--> CH_3COOH[/TEX]
[TEX]C_2H_4--> C_2H_5Cl--> C_2H_5OH--> CH_3COOH[/TEX]
Y
yumi_26
Y
yuper
A: [TEX]O_2[/TEX]
B: [TEX]C_2H_2[/TEX]
C: [TEX]NaOH[/TEX]
D: [TEX]H_2[/TEX]
Z: [TEX]CH_3COOCH=CH_2[/TEX]
Y: [TEX]CH_3CHO[/TEX]
x: [TEX]C_2H_5OH[/TEX]
B: [TEX]C_2H_2[/TEX]
C: [TEX]NaOH[/TEX]
D: [TEX]H_2[/TEX]
Z: [TEX]CH_3COOCH=CH_2[/TEX]
Y: [TEX]CH_3CHO[/TEX]
x: [TEX]C_2H_5OH[/TEX]
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Y
yumi_26
Cách khác
)A: [TEX]H_2SO_4[/TEX]
B: [TEX] Mg[/TEX]
C: [TEX] Ba(OH)_2[/TEX]
D: [TEX] Na_2CO_3[/TEX]
X: [TEX] CH_3COONa[/TEX]
Y: [TEX] (CH_3COO)_2Ba[/TEX]
Z: [TEX] (CH_3COO)_2Mg[/TEX]
Y