A process that has \(\Delta H = 200\,J\,mo{l^{ - 1}}\) and \(\Delta S = 40\,J{K^{ - 1}}\,mo{l^{ - 1}}\). Out of the values given below, choose the minimum temperature above which the process will be spontaneous......\(K\)

From the following statements regarding \(H_2O_2,\) choose the incorrect statement :

Consider the following reaction \(\mathrm{MnO}_2+\mathrm{KOH}+\mathrm{O}_2 \rightarrow \mathrm{A}+\mathrm{H}_2 \mathrm{O} .\) Product ' \(A\) ' in neutral or acidic medium disproportionate to give products ' \(\mathrm{B}\) ' and ' \(\mathrm{C}\) ' along with water. The sum of spin-only magnetic moment values of \(B\) and \(C\) is _______ \(BM\). (nearest integer) (Given atomic number of \(\mathrm{Mn}\) is \(25\) )

The logarithm of equilibrium constant for the reaction \(Pd ^{2+}+4 Cl ^{-} \rightleftharpoons PdCl _4^{2-}\) is (Nearest integer) Given \(: \frac{2.303 RT }{ F }=0.06 V\) \(Pd _{( aq )}^{2+}+2 e ^{-} \rightleftharpoons Pd ( s ) \quad E ^{\circ}=0.83\,V\) \(PdCl _4^{2-}( aq )+2 e ^{-} \rightleftharpoons Pd ( s )+4 Cl ^{-}( aq )\) \(E ^{\circ}=0.65\,V\)

Which of the following compound is added to the sodium extract before addition of silver nitrate for testing of halogens?

\(\underset{\raise0.3em\hbox{\)\smash{\scriptscriptstyle-}\(}}{A} \xrightarrow{{4\,KO{H_1}{O_2}}}\mathop {2\underset{\raise0.3em\hbox{\)\smash{\scriptscriptstyle-}\(}}{B} }\limits_{(Green)}  + 2{H_2}O\) \(3\underset{\raise0.3em\hbox{\)\smash{\scriptscriptstyle-}\(}}{B} \xrightarrow{{4\,HCl}}\mathop {2C}\limits_{(Purple)}  + Mn{O_2} + 2{H_2}O\) \(3\underset{\raise0.3em\hbox{\)\smash{\scriptscriptstyle-}\(}}{C} \xrightarrow{{{H_2}O,KI}}2\underset{\raise0.3em\hbox{\)\smash{\scriptscriptstyle-}\(}}{A}  + 2KOH + \underset{\raise0.3em\hbox{\)\smash{\scriptscriptstyle-}\(}}{D} \) In the above sequence of reactions, \(\underset{\raise0.3em\hbox{\)\smash{\scriptscriptstyle-}\(}}{A}\) and \(\underset{\raise0.3em\hbox{\)\smash{\scriptscriptstyle-}\(}}{D} \) ,  respectively are

The correct statements among the following are.
A. Basic vanadium oxide is used in the manufacture of \(\text{H}_2\text{SO}_4\).
B. The spin-only magnetic moment value of the transition metal halide employed in Ziegler-Natta polymerization is \(2.84\) BM.
C. The p-block metal compound employed in Ziegler-Natta polymerization has the metal in \(+3\) oxidation state.
D. The number of electrons present in the outer most 'd' orbital of metal halide employed in Wacker process is \(8\).

Choose the correct answer from the options given below:

Consider a cylinder of mass \(M\) resting on a rough horizontal rug that is pulled out from under it with acceleration \('a'\) perpendicular to the axis of the cylinder. What is \(F_{friction}\) at point \(P\) ? It is assumed that the cylinder does not slip

A small block slides down from the top of hemisphere of radius \(R=3\, {m}\) as shown in the figure. The height \('h'\) at which the block will lose contact with the surface of the sphere is \(.............  \;\;m\). (Assume there is no friction between the block and the hemisphere)

The reaction at cathode in the cells commonly used in clocks involves _______.

The set of values of \(k\) for which the circle \(C : 4 x^{2}+4 y^{2}-12 x+8 y+k=0\) lies inside the fourth quadrant and the point \(\left(1,-\frac{1}{3}\right)\) lies on or inside the circle \(C\) is

\(\left( 1 \right)\,{N_2}\left( g \right) + 3{H_2}\left( g \right) \rightleftharpoons 2N{H_3}\left( g \right)\,,\,{K_1}\) \(\left( 2 \right)\,{N_2}\left( g \right) + {O_2}\left( g \right) \rightleftharpoons 2NO\left( g \right)\,,\,{K_2}\) \(\left( 3 \right)\,{H_2}\left( g \right) + \frac{1}{2}{O_2}\left( g \right) \rightleftharpoons {H_2}O\left( g \right)\,,\,{K_3}\) The equation for the equilibrium constart of the reaction \(2N{H_3}\left( g \right) + \frac{5}{2}{O_2}\left( g \right) \rightleftharpoons 2NO\left( g \right) + 3{H_2}O\left( g \right)\) \((K_4)\) in terms of \(K_1 , K_2\) , and \(K_3\) is

The logic gate equivalent to the given logic circuit is