MCQ
has correct $IUPAC$ name


- A$3 -$ Methyl hexanal
- ✓$2 -$ Methyl hexanal
- CHexane $-1 -$ Carbaldehyde
- DHexane $-2 -$ Carbaldehyde

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$(a)$ $R_2SiO$ 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
${C_2}{H_5}OH + SOC{l_2}\xrightarrow{{{\text{Pyridine}}}}{C_2}{H_5}Cl + S{O_2} + HCl$
