MCQ
Carbon atoms in the compound ${(CN)_4}{C_2}$ are
- A$sp$ hybridized
- B$s{p^2}$ hybridized
- ✓$sp$ and $s{p^2}$ hybridized
- D$sp$, $s{p^2}$ and $s{p^3}$ hybridized

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$NO^-_3, CO^{2-}_3 ,CO^-_3 ,SO_3$

Here $X, Y$ are respectively
[Given $pK _{ a }$ of $CH _{3} COOH =4.57$ ]
Standard entropy change for the above reaction is .....$J\,{K^{ - 1}}\,mo{l^{ - 1}}$