- A

- B

- ✓

- D







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|
List$-I$ (Si-Compounds) |
List$-II$ (Si-Polymeric/other products) |
| $(A)$ $\left( CH _{3}\right)_{4} Si$ | $(I)$ Chain silicone |
| $(B)$ $\left( CH _{3}\right) Si ( OH )_{3}$ | $(II)$ Dimeric silicone |
| $(C)$ $\left( CH _{3}\right)_{2} Si ( OH )_{2}$ | $(III)$ Silane |
| $(D)$ $\left( CH _{3}\right)_{3} Si ( OH )$ | $(IV)$ $2 D$ - Silicone |
Choose the correct answer from the options given below
$C{O_{\left( g \right)}} + \frac{1}{2}{O_{2\left( g \right)}} \to C{O_{2\left( g \right)}}\,;\,\Delta H = - 300\,kJ$
${H_2}_{\left( g \right)} + \frac{1}{2}{O_2}_{\left( g \right)} \to {H_2}{O_{\left( g \right)}}\,;\,\Delta H = - 250\,kJ$
$C_{(s)} + O_{2(g)} \to CO_{2(g)} ; \Delta H = -x\, kJ$
The value of $x$ will be
$\begin{array}{*{20}{c}}
{C{H_3} - C - CH - C - OC{H_3}} \\
{||\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,} \\
{\,O\,\,\,\,\,\,C = O\,O\,\,\,\,\,} \\
{|\,\,\,\,\,\,\,\,} \\
{C{H_3}\,\,}
\end{array}$