CH2 = CH2 -[HBr] X -[Aq. KOH] Y -[Na2CO3][I2] Z In the above reaction sequence, Z is

Question

CH2 = CH2 ->[HBr] X ->[Aq. KOH] Y ->[Na2CO3][I2] Z In the above reaction sequence, Z is (A) C2H5OH (B) C2H5I (C) CH3CHO (D) CHI3

Tardigrade Admin · Accepted Answer

CH2 = CH2 + HBr longrightarrow undersetXCH 3- CH 2 Br undersetXCH3CH2Br ->[Aq. KOH][-KBr] undersetethyl alcohol YCH3CH2OH CH3CH2OH + NaCO3 +I2 ->[][(iodoform test)] undersetiodoform ZCHI3 + HCOONa + NaI + CO2 +H2O

Q. $CH X_{2} = CH X_{2} HBr X Aq \cdot KOH Y N a_{2} C O_{3} I_{2} Z$ In the above reaction sequence, $Z$ is

$C_{2} H_{5} O H$

$C_{2} H_{5} I$

$C H_{3} C H O$

$C H I_{3}$

$C H_{2} = C H_{2} + H B r ⟶ X C H_{3} - C H_{2} B r$
$X C H_{3} C H_{2} B r Aq. KOH -KBr ethyl alcohol Y CH X_{3} CH X_{2} OH$
$C H_{3} C H_{2} O H + N a C O_{3} + I_{2} (iodoform test) iodoform Z CHI X_{3} + H COON a + N a I + C O_{2} + H_{2} O$

Q. CHX2​=CHX2​HBr​XAq⋅KOH​YNa2​CO3​I2​​Z In the above reaction sequence, Z is

C2​H5​OH

C2​H5​I

CH3​CHO

CHI3​