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Câu hỏi: Hoàn thành các dãy chuyển hóa sau bằng các phương trình hóa học:
a) Metan \(\overset{(1)}{\rightarrow}\) axetilen\(\overset{(2)}{\rightarrow}\) etilen\(\overset{(3)}{\rightarrow}\) etanol \(\overset{(4)}{\rightarrow}\)axit axetic
b) Benzen\(\overset{(1)}{\rightarrow}\) brombenzen\(\overset{(2)}{\rightarrow}\) natri phenolat\(\overset{(3)}{\rightarrow}\) phenol \(\overset{(4)}{\rightarrow}\) 2,4,6- tribromphenol
a) Metan \(\overset{(1)}{\rightarrow}\) axetilen\(\overset{(2)}{\rightarrow}\) etilen\(\overset{(3)}{\rightarrow}\) etanol \(\overset{(4)}{\rightarrow}\)axit axetic
b) Benzen\(\overset{(1)}{\rightarrow}\) brombenzen\(\overset{(2)}{\rightarrow}\) natri phenolat\(\overset{(3)}{\rightarrow}\) phenol \(\overset{(4)}{\rightarrow}\) 2,4,6- tribromphenol
Lời giải chi tiết
a) CH4 \(\overset{1500^{\circ}}{\rightarrow}\)C2H2 \(\xrightarrow[pd, t^{\circ}]{+ H_{2}}\) C2H4 \(\xrightarrow[H^{+}, t^{\circ}]{+ H_{2}O}\) C2H5OH \(\xrightarrow[men]{+O_{2}}\) CH3COOH
b) C6H6 \(\overset{+Br_{2}/Fe}{\rightarrow}\) C6H5Br \(\overset{NaOH}{\rightarrow}\) C6H5ONa \(\overset{+CO_{2}, H_{2}O}{\rightarrow}\) C6H5OH \(\overset{+ Br_{2}}{\rightarrow}\) Br3C6H2OH
a) CH4 \(\overset{1500^{\circ}}{\rightarrow}\)C2H2 \(\xrightarrow[pd, t^{\circ}]{+ H_{2}}\) C2H4 \(\xrightarrow[H^{+}, t^{\circ}]{+ H_{2}O}\) C2H5OH \(\xrightarrow[men]{+O_{2}}\) CH3COOH
b) C6H6 \(\overset{+Br_{2}/Fe}{\rightarrow}\) C6H5Br \(\overset{NaOH}{\rightarrow}\) C6H5ONa \(\overset{+CO_{2}, H_{2}O}{\rightarrow}\) C6H5OH \(\overset{+ Br_{2}}{\rightarrow}\) Br3C6H2OH