List of top Questions asked in AP EAPCET- 2022

Identify the major product formed when 3-bromo-2-cyclohexene is treated with alcoholic KOH.

The major product \(P\) from the following reaction is:

Fructose is an example of which type of sugar?

Identify the basic amino acid from the following:

\(A \rightarrow B\) is a first order reaction. What is the concentration of reactant A after 28.8 seconds if the initial concentration of A is 0.1 M and rate constant \(k = 0.0693\,s^{-1}\)? (Given \(e = 2.718\))

Smoke is an example of which type of colloid?

Assertion (A): Addition of an excess electrolyte to the colloidal solution leads to the precipitation of colloidal particles.
Reason (R): The charged electrolyte particles neutralises the oppositely charged colloidal particles and promotes coagulation of colloidal sols.

From the given list of metals, identify the number of metals which do not dissolve in concentrated nitric acid are Cu, Al, Zn, Ni, Fe.

When NaCl and NaNO\(_3\) separately reacted with H\(_2\)SO\(_4\), the products formed respectively are:

A sample of drinking water has 15 ppm (by mass) of a carcinogen (molar mass 120 g mol\(^{-1}\)). The molality of carcinogen in water sample is:

Arrange the following solutions in the correct order of their osmotic pressures:
(A) 0.1 M NaCl
(B) 0.1 M Urea
(C) 0.1 M BaCl\(_2\)

\(\Delta G^\circ\) value for the following oxidation process is:
\[ A \rightarrow A^{3+} + 3e^- \] Given: \[ A \rightarrow A^+ + e^- \quad \Delta G^\circ = 1J \] \[ A^+ \rightarrow A^{3+} + 2e^- \quad \Delta G^\circ = 3J \]

If the angle of diffraction (\(\theta\)) is \(60^\circ\) for 9 \AA wavelength of x-rays, what is the spacing between two planes of a solid substance for a first order diffraction (\(n=1\))? (Given: \(\sin 60^\circ = 0.866\))

An element crystallizes in a bcc lattice of edge length 4 \AA. If the density of the element is 10 g cm\(^{-3}\), what is its atomic weight (g mol\(^{-1}\))?

The product P of the following sequence of reactions is:

The formula which represents the inorganic benzene is:

In which of the following ions are correctly arranged with respect to their mobilities in aqueous solution?

Observe the following statements: I) Second ionization enthalpy of Be is smaller than lithium II) Hydration enthalpy of Mg\(^{2+}\) is greater than Be\(^{2+}\) III) Ionic radius of Li\(^+\) is greater than Be\(^{2+}\) Correct statements are:

The allotrope of carbon formed when hydrocarbons are burnt in limited supply of air is:

The number of cyclic isomers possible for C\(_4\)H\(_6\) with one double bond in the ring is:

100 mL of 0.01 M HCl is added to 900 mL H\(_2\)O. What is the pH of the resultant solution?

The conjugate base of \(H_2PO_4^{-}\) is:

Ca\(^{2+}\) + Na\(_6\)(PO\(_3\))\(_6\) → X + yNa\(^+\). Identify X

Cp of a gas is 20 J mol\(^{-1}\) K\(^{-1}\). If one mole of the gas is cooled from 298 K to 258 K at constant pressure, calculate the internal energy change of the system. (R = 8.3 J mol\(^{-1}\) K\(^{-1}\))

How many litres of O\(_2\) at 273 K and 1 atm pressure can give 20 L of CO in the following reaction?
\[ C + O_2 \rightarrow CO_2 \rightarrow CO \]