Pthh thể hiện tính ancol, phenol, anđehit 08/10/2021 Bởi Adalyn Pthh thể hiện tính ancol, phenol, anđehit
Em tham khảo nha: \(\begin{array}{l}2{C_2}{H_5}OH + 2Na \to 2{C_2}{H_5}ONa + {H_2}\\{C_6}{H_5}OH + NaOH \to {C_6}{H_5}ONa + {H_2}O\\4AgN{O_3} + 3C{H_3}CHO + 5N{H_3} \to 4Ag + 3N{H_4}N{O_3} + 3C{H_3}COON{H_4}\end{array}\) Bình luận
– Ancol: $2ROH+2Na\to 2RONa+H_2$ – Phenol: $C_6H_5OH+3Br_2\to C_6H_2Br_3OH\downarrow + 3HBr$ $C_6H_5OH+NaOH\to C_6H_5ONa+H_2O$ – Anđehit: $RCHO+2AgNO_3+3NH_3+H_2O\to RCOONH_4+2Ag+2NH_4NO_3$ $RCHO+Br_2+H_2O\to RCOOH+2HBr$ Bình luận
Em tham khảo nha:
\(\begin{array}{l}
2{C_2}{H_5}OH + 2Na \to 2{C_2}{H_5}ONa + {H_2}\\
{C_6}{H_5}OH + NaOH \to {C_6}{H_5}ONa + {H_2}O\\
4AgN{O_3} + 3C{H_3}CHO + 5N{H_3} \to 4Ag + 3N{H_4}N{O_3} + 3C{H_3}COON{H_4}
\end{array}\)
– Ancol:
$2ROH+2Na\to 2RONa+H_2$
– Phenol:
$C_6H_5OH+3Br_2\to C_6H_2Br_3OH\downarrow + 3HBr$
$C_6H_5OH+NaOH\to C_6H_5ONa+H_2O$
– Anđehit:
$RCHO+2AgNO_3+3NH_3+H_2O\to RCOONH_4+2Ag+2NH_4NO_3$
$RCHO+Br_2+H_2O\to RCOOH+2HBr$