MCQ
Increasing order of acidic character would be
- A$C{H_3}COOH < {H_2}S{O_4} < {H_2}C{O_3}$
- B$C{H_3}COOH < {H_2}C{O_3} < {H_2}S{O_4}$
- ✓${H_2}C{O_3} < C{H_3}COOH < {H_2}S{O_4}$
- D${H_2}S{O_4} < {H_2}C{O_3} < C{H_3}COOH$
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$\left[\right.$ Given $: \mathrm{h}=6.63 \times 10^{-34} \,\mathrm{Js}$ and $\left.\mathrm{c}=3.0 \times 10^{8} \,\mathrm{~ms}^{-1}\right]$
| List $I$ | List $II$ |
| $P$. $\quad \underset{X}{\left( C _2 H _5\right)_3 N }+\underset{ Y }{ CH _3 COOH }$ | $1.$ Conductivity decreases and then increases |
| $Q.$ $\quad \underset{X}{ KI (0.1 M )}+\underset{ Y }{ AgNO _3(0.01 M )}$ | $2.$ Conductivity decreases and then does not change much |
| $R.$ $\quad \underset{X}{ CH _3 COOH }+\underset{ K }{ KOH }$ | $3.$ Conductivity increases and then does not change much |
| $S$. $\quad \underset{X}{ NaOH }+\underset{Y}{ HI }$ | $4.$ Conductivity does not change much and then increases |
Codes: $ \quad P \quad Q \quad R \quad S $
