Consider the following reaction approaching equilibrium at \(27^\circ \text{C}\) and 1 atm pressure:\[\text{A + B} \rightleftharpoons \text{C + D}\]\[K_f = 10^3, \quad K_r = 10^2\]The standard Gibbs energy change (\(\Delta_r G^\circ\)) at \(27^\circ \text{C}\) is — kJ mol\(^{-1}\) (Nearest integer).
Following chromatogram was developed by adsorption of compound 'A' on a 6 cm TLC glass plate. Retardation factor of the compound 'A' is_____ \(\times 10^{–1}\).
Millimoles of calcium hydroxide required to produce 100 mL of the aqueous solution of pH 12 is \(x \times 10^{-1}\). The value of \(x\) is — (Nearest integer).
Water decomposes at 2300 K:\[2\text{H}_2\text{O}(g) \rightleftharpoons 2\text{H}_2(g) + \text{O}_2(g).\]The percent of water decomposing at 2300 K and 1 bar is — (Nearest integer).Equilibrium constant for the reaction is \(2 \times 10^{-3}\) at 2300 K.
Following figure shows dependence of molar conductance of two electrolytes on concentration. Λo m is the limiting molar conductivity. The number of incorrect statement(s) from the following is ________ (A) \(\Lambda \text{o m}\) for electrolyte A is obtained by extrapolation. (B) For electrolyte B, \(\Lambda \text{m}\) vs \(\sqrt c\) graph is a straight line with intercept equal to o \(\Lambda \text{m}\)(C) At infinite dilution, the value of degree of dissociation approaches zero for electrolyte B. (D) Λo m for any electrolyte A or B can be calculated using \(\lambda0\) for individual ions.
For 1 mol of gas, the plot of pV vs. p is shown below. p is the pressure and V is the volume of the gas. What is the value of compressibility factor at point A?
The increasing order of pKa for the following phenols is (A) 2,4-Dinitrophenol (B) 4-Nitrophenol (C) 2,4,5-Trimethylphenol (D) Phenol (E) 3-Chlorophenol Choose the correct answer from the option given below :
Which of the following salt solutions would coagulate the colloid solution formed when FeCl3 is added to NaOH solution, at the fastest rate?
Match List I with List II
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The shortest wavelength of hydrogen atom in Lyman series is λ. The longest wavelength in Balmer series of He+ is
“A” obtained by Ostwald’s method involving air oxidation of\( NH_3\), upon further air oxidation produces “B”. “B” on hydration forms an oxoacid of Nitrogen along with evolution of “A”. The oxoacid also produces “A” and gives positive brown ring test.
The major product ‘P’ for the following sequence of reactions is :
Match List I with List II.
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