MCQ
$pH$ of a solution is $9.5. $ The solution is
- ANeutral
- BAcidic
- ✓Basic
- DAmphoteric
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where $K_c$ is the equilibrium constant
$(a)$ $R_2SiO$ 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