The correct order of hydration enthalpies is (A) K+ (B) Rb2+ (C) Mg2+ (D) Cs+ (E) Ca2+ Choose the correct answer from the options given below:
Match List I with List II.
Choose the correct answer from the options given below:
The major product ‘P’ for the following sequence of reactions is :
Identify the correct order for the given property for following compounds. Choose the correct answer from the option given below :
“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 shortest wavelength of hydrogen atom in Lyman series is λ. The longest wavelength in Balmer series of He+ is
Which of the following salt solutions would coagulate the colloid solution formed when FeCl3 is added to NaOH solution, at the fastest rate?
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 :
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.
Following chromatogram was developed by adsorption of compound 'A' on a 6 cm TLC glass plate. Retardation factor of the compound 'A' is_____ \(\times 10^{–1}\).
