What is the bonding nature in LiCl bond?

Which one of the following is not a state function?

Two vessels are filled with ideal gases A and B and are connected through a pipe of zero volume as shown in figure. The stop cock is opened and the gases are allowed to mix homogeneously and the temperature is kept constant. The partial pressures of A and \(B\) respectively (in atm) are

The main reactants involved in Etard reaction are

Match the following methods for treating hardness of water with their corresponding reagents used. \begin{array}{|c|c|c|} \hline List-I & & List II \ \hline A. Treatment with washing soda & \mathrm{I}. & \mathrm{Ca}(\mathrm{OH})_2 \ \hline B. Calgon's method & II. & \mathrm{Na}_2 \mathrm{CO}_3 \ \hline C. Clark's method & III & \mathrm{NaAlSiO}_4 \ \hline D. Zeolite/permutit process & IV & \mathrm{Na}_6 \mathrm{P}_6 \mathrm{O}_{18} \ \hline \end{array} The correct match is \(\begin{array}{llllllll}\text { A } & \text { B } & \text { C } & \text { D } & \text { A } & \text { B } & \text { C } & \text { D }\end{array}\)

Which of the following statements is/are not correct? (A) Adsorption is accompanied by decrease in enthalpy as well as decrease in entropy of the system. (B) Gases, which can react strongly with adsorbent show chemisorption. (C) When the value of the slope of the Freundlich isotherm is non-zero, adsorption is independent of pressure. (D) Gold number of potato starch is 0.15 .

Acetaldehyde forms a white crystalline precipitate on mixing with a ...... solution of

9 balls are to be placed in 9 boxes and 5 of the balls cannot fit into 3 small boxes. The number of ways of arranging one ball in each of the boxes is

\(x\) and \(y\) are two positive integers such that \(2 x+3 y=50\). If \(x^2 y^3\) is maximum for \(x=\alpha\) and \(y=\beta\), then \(\frac{\alpha}{2}+\frac{\beta}{5}=\)

If \(\left|\sin x-\cos ^2 x\right| \geq\left|3-3 \sin x+\sin ^2 x\right|+4|\sin x-1|\), then \(x=\)

A line \(l\) meets the circle \(x^2+y^2=61\) in \(A, B\) and \(P(-5,6)\) is such that \(P A=P B=10\). Then, the equation of \(l\) is

A thin magnetic needle is placed in a magnetic field of 200 G with its axis at 30° to the direction of the field. Find the magnetic moment of the needle if it experiences a torque of 0.012 Nm in this field.

At \(\mathrm{T}(\mathrm{K})\) in a saturated solution of \(\mathrm{MgCO}_3\) and \(\mathrm{Ag}_2 \mathrm{CO}_3\), if the concentration of \(\mathrm{Mg}^{2+}\) ion is \(3.2 \times 10^{-5} \mathrm{M}\), then the concentration of \(\mathrm{Ag}^{+}\)ion in the solution will be [Given: \(\mathrm{K}_{\mathrm{sp}}\left(\mathrm{MgCO}_3\right)=1.6 \times 10^{-6}\) and \(\mathrm{K}_{\mathrm{sp}}\left(\mathrm{Ag}_2 \mathrm{CO}_3\right)=8.0 \times 10^{-12}\) at \(\mathrm{T}(\mathrm{K})\) ]