Given below are two statements :
Statement (I) : Potassium hydrogen phthalate is a primary standard for standardisation of sodium hydroxide solution.
Statement (II) : In this titration phenolphthalein can be used as indicator.
In the light of the above statements, choose the most appropriate answer from the options given below:

Consider the following sequence for aspartic acid The \(pI\) (isoelectric point) of aspartic acid

Match List - I with List - II.

List - \(I\) (Compound)	List - \(II\) (Use)
\((A)\) Carbon tetrachloride	\((I)\) Paint remover
\((B)\) Methylene chloride	\((II)\) Refrigerators and air conditioners
\((C)\) DDT	\((III)\) Fire extinguisher
\((D)\) Freons	\((IV)\) Non Biodegradable insecticide

Choose the correct answer from the options given below:

The radius of the \(2^{\text {nd }}\) orbit of \(Li ^{2+}\) is \(x\). The expected radius of the \(3^{\text {rd }}\) orbit of \(Be ^{3+}\) is

Given below are two statements :
Statement I : '\( C-Cl \)' bond is stronger in \( CH_{2}=CH-Cl \) than \( CH_{3}-CH_{2}-Cl \)
Statement II : The given optically active molecule

on hydrolysis gives a solution that can rotate the plane polarized light.
In the light of the above statements, choose the correct answer from the options given below

The maximum prescribed concentration of copper in drinking water is ........ \(ppm\)

The IUPAC name of the following compound is :

Let \(f(x)=2 \cos ^{-1} x+4 \cot ^{-1} x-3 x^{2}-2 x+10, x \in[-\) \(1,1]\). If \([ a , b ]\) is the range of the function then \(4 a -\) \(b\) is equal to

An electric power line having total resistance of 2 Ω, delivers 1 kW of power of 250 V. The percentage efficiency of transmission line is: __________ .

Two coaxial solenoids of different radii carry current \(I\) in the same direction. Let \(\;{\overrightarrow {\;F} _1}\) be the magnetic force on the inner solenoid due to the outer one and \(\;{\overrightarrow {\;F} _2}\) be the magnetic force on the outer solenoid due to the inner one. Then

Let a variable line passing through the centre of the circle \(x^2+y^2-16 x-4 y=0\), meet the positive co-ordinate axes at the point \(\mathrm{A}\) and \(\mathrm{B}\). Then the minimum value of \(\mathrm{OA}+\mathrm{OB}\), where \(\mathrm{O}\) is the origin, is equal to

A body of mass 100 g is moving in circular path of radius 2 m on vertical plane as shown in figure. The velocity of the body at point \(A\) is \(10 \mathrm{~m} / \mathrm{s}\). The ratio of its kinetic energies at point \(B\) and \(C\) is :

(Take acceleration due to gravity as \(10 \mathrm{~m} / \mathrm{s}^2\) )

Following figure shows dependence of molar conductance of two electrolytes on concentration. \(\Lambda \stackrel{0}{ m }\) is the limiting molar conductivity.The number of Incorrect statement(s) from the following is \(...........\) \((A)\) \(\Lambda \stackrel{0}{ m }\) for electrolyte \(A\) is obtained by extrapolation \((B)\) For electrolyte B, vx \(\Lambda m\) vs \(\sqrt{ c }\) graph is a straight line with intercept equal to \(\Lambda \stackrel{0}{ m }\) \((C)\) At infinite dilution, the value of degree of dissociation approach zero for electrolyte \(B\). \((D)\) \(\Lambda \stackrel{0}{ m }\) for any electrolyte \(A\) or \(B\) can be calculated using \(\lambda^{\circ}\) for individual ions.