List of top Chemistry Questions asked in KEAM

The hybridisation involved in nickel of the complex ion \([Ni(CN)_4]^{2-}\) is.
When \(KMnO_{4}\) is heated to 513 K the products formed are \(K_{2}MnO_{4}\), \(O_{2}\) and.
The rate equation for the reaction \(xA + yB \rightarrow mC + nD\) is rate \(= k[A]^{1/2}[B]^{3/2}\). What is the total order of the reaction?
Which of the following pair of transition metal ions are diamagnetic?
Which of the following pair of lanthanide elements have the same atomic radii?
The standard EMF of the cell \(Mg(s)\,|\,Mg^{2+}(0.01\,M)\,||\,Ag^{+}(0.0001\,M)\,|\,Ag(s)\) is 3.17 V at \(25^{\circ}C\). The EMF of the cell at the same temperature is (2.303RT/F at \(25^{\circ}C\) is 0.06 V).
Molal boiling point elevation is the least for the solvent
Hypertonic solution contains
The decomposition of \(H_{2}O_{2}\) in the presence of \(I^{-}\) in alkaline medium has the rate law.
The mass of Al deposited when 2 ampere current is passed through a solution of $Al_2(SO_4)_3$ for 1 hour is (F = 96500 C)
For the homogeneous equilibrium \(N_{2(g)} + 3H_{2(g)} \rightleftharpoons 2NH_{3(g)}\), the equilibrium constants \(K_P\) and \(K_C\) are related as:
The oxidation numbers of carbon and hydrogen in methane are respectively
In a free expansion of a gas
Which of the following bond has the lowest mean bond enthalpy?
Consider the equilibrium reaction, \(X(g) + Y(g) \rightleftharpoons W(g) + Z(g)\). The equilibrium constant \(K_C\) for the reaction is \(2.0 \times 10^2\) at 300 K and it decreases with increase in temperature. Which of the following is true for the reaction?
The first law of thermodynamics can be stated as
The bond order in $(\mathrm{NO}^+)$ ion is
Which of the following molecule does not have zero dipole moment?
Which one of the following is not isoelectronic with other isoelectronic species?
What is the shape of chlorine trifluoride?
Americium belongs to
Among the noble gas elements the one with the highest electron gain enthalpy is
The number of nodal surfaces present in '4s' orbital is
The product of uncertainty in position and uncertainty in momentum is constant. This is known as
For a given sub-shell with azimuthal quantum number 'l' the number of magnetic quantum numbers possible is