MCQ
In the above reaction, $5\,g$ of toluene is converted into benzaldehyde with $92 \%$ yield. The amount of benzaldehyde produced is $....\times 10^{-2}\,g$. (Nearest integer)


- A$520$
- B$540$
- C$580$
- ✓$530$


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$A + B \rightleftharpoons C + D$ is $1 \times 10^{-2}$ at $298\, K$ and is
$2$ at $273\, K$. The chemical process resulting in the formation of $C$ and $D$ is

$(a)$ $R_2SiO$ is repeating unit of linear silicones
$(b)$ $RSiCl_3$ on hydrolysis followed by dehydration gives linear silicones
$(c)$ Silicones can be used as heat insulator
$(d)$ Silica is soluble in $HF$
The correct statement$(s)$ is/are
$(a)$ $R_2SiO$ is repeating unit of linear silicones
$(b)$ $R$ $SiCl_3$ on hydrolysis followed by dehydration gives linear silicones
$(c)$ Silicones can be used as heat insulator
$(d)$ Silica is soluble in $HF$
The correct statement$(s)$ is/are
