MCQ
Picric acid is (at ${25\,^o}C$)
- AA white solid
- BA colourless liquid
- CA gas
- ✓A bright yellow solid
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| $S.NO.$ | $[A]$ $mol.L^{-1}$ | $[B]$ $mol.L^{-1}$ | $Rate$ $mol.L^{-1}\,sec^{-1}$ |
| $I$ | $1 \times 10^{-2}$ | $2 \times 10^{-2}$ | $2 \times 10^{-4}$ |
| $II$ | $2 \times 10^{-2}$ | $2 \times 10^{-2}$ | $4 \times 10^{-4}$ |
| $III$ | $2 \times 10^{-2}$ | $4 \times 10^{-2}$ | $8 \times 10^{-4}$ |
Which of the following are correct statements -
$(a)$ Rate constant of the reaction $10^{-4}$
$(b)$ Rate law of the reaction is $k[A][B]$
$(c)$ Rate of reaction increases four times on doubling the concentration of both the reactant
$\left[\Lambda_{\mathrm{m}}=\right.$ molar conductivity
$\Lambda_{\mathrm{m}}^{\circ}=$ limiting molar conductivity
$\mathrm{c}=$ molar concentration
$\mathrm{K}_{\mathrm{a}}=$ dissociation constant of $\mathrm{HX}$ ]

| Ion | $\text{ClO}_4^-$ | $\text{IO}_4^-$ | $\text{BrO}_4^-$ |
| Reduction potential $\text{E}^{\ominus}/\text{V}$ | $\text{E}^{\ominus}=1.19\text{V}$ | $\text{E}^{\ominus}=1.65\text{V}$ | $\text{E}^{\ominus}=1.74\text{V}$ |