Bài 40: Ancol
Hướng dẫn giải Bài 4 (Trang 186 SGK Hóa học 11)
<p>Từ propen v&agrave; c&aacute;c chất v&ocirc; cơ cần thiết c&oacute; thể điều chế được c&aacute;c chất sau đ&acirc;y: propan-2-ol (1); propan-1,2-điol (2). Viết phương tr&igrave;nh h&oacute;a học của c&aacute;c phản ứng xảy ra.</p> <p><strong>Giải</strong></p> <p>Từ propen:</p> <p>a) <math xmlns="http://www.w3.org/1998/Math/MathML"><mi>C</mi><msub><mi>H</mi><mn>2</mn></msub><mo>=</mo><mi>C</mi><mi>H</mi><mo>-</mo><mi>C</mi><msub><mi>H</mi><mn>3</mn></msub><mo>&#160;</mo><mo>+</mo><mo>&#160;</mo><msub><mi>H</mi><mn>2</mn></msub><mi>O</mi><mo>&#160;</mo></math>&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mover><mo>&#8594;</mo><mrow><msub><mi>H</mi><mn>2</mn></msub><mi>S</mi><msub><mi>O</mi><mrow><mn>4</mn><mo>&#160;</mo></mrow></msub><mi>&#273;</mi><mo>,</mo><mo>&#160;</mo><mi>t</mi><mo>&#176;</mo></mrow></mover></math> <math xmlns="http://www.w3.org/1998/Math/MathML"><mi>C</mi><msub><mi>H</mi><mn>3</mn></msub><mo>-</mo><munder><mrow><mi>C</mi><mi>H</mi></mrow><mo>|</mo></munder><mo>-</mo><mi>C</mi><msub><mi>H</mi><mn>3</mn></msub><mspace linebreak="newline"/><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mi>O</mi><mi>H</mi></math></p> <p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;propan-2-ol</p> <p>b)&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mi>C</mi><msub><mi>H</mi><mn>3</mn></msub><mo>=</mo><mi>C</mi><mi>H</mi><mo>-</mo><mi>C</mi><msub><mi>H</mi><mn>3</mn></msub><mo>&#160;</mo><mo>+</mo><mo>&#160;</mo><mi>C</mi><msub><mi>l</mi><mn>2</mn></msub></math>&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mo>&#8594;</mo></math>&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><munder><mrow><mi>C</mi><msub><mi>H</mi><mn>2</mn></msub></mrow><mo>|</mo></munder><mo>-</mo><munder><mrow><mi>C</mi><mi>H</mi></mrow><mo>|</mo></munder><mo>-</mo><mi>C</mi><msub><mi>H</mi><mn>3</mn></msub><mspace linebreak="newline"/><mi>C</mi><mi>l</mi><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mi>C</mi><mi>l</mi></math></p> <p><math xmlns="http://www.w3.org/1998/Math/MathML"><munder><mrow><mi>C</mi><msub><mi>H</mi><mn>2</mn></msub></mrow><mo>|</mo></munder><mo>-</mo><munder><mrow><mi>C</mi><mi>H</mi></mrow><mo>|</mo></munder><mo>-</mo><mi>C</mi><msub><mi>H</mi><mn>3</mn></msub><mspace linebreak="newline"/><mi>C</mi><mi>l</mi><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mi>C</mi><mi>l</mi></math> +2NaOH&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML"><mover><mo>&#8594;</mo><mrow><mi>t</mi><mo>&#176;</mo></mrow></mover></math><math xmlns="http://www.w3.org/1998/Math/MathML"><munder><mrow><mi>C</mi><msub><mi>H</mi><mn>2</mn></msub></mrow><mo>|</mo></munder><mo>-</mo><munder><mrow><mi>C</mi><mi>H</mi></mrow><mo>|</mo></munder><mo>-</mo><mi>C</mi><msub><mi>H</mi><mn>3</mn></msub><mspace linebreak="newline"/><mo>&#160;</mo><mi>O</mi><mi>H</mi><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mo>&#160;</mo><mi>O</mi><mi>H</mi></math> +2NaCl</p> <p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Propan-1-2-điol</p> <p>&nbsp;</p>
Hướng dẫn Giải bài 4 (trang 186, SGK Hóa 11)
GV: GV colearn
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Hướng dẫn Giải bài 4 (trang 186, SGK Hóa 11)
GV: GV colearn