List of top Chemistry Questions asked in AP EAPCET

The wavelength of the electron in the first orbit of hydrogen atom is \(3.3 \times 10^{-10} \, \text{m}\). The kinetic energy of the electron (in J) is: (Given: \( h = 6.6 \times 10^{-34} \, \text{Js}, \, m_e = 9.0 \times 10^{-31} \, \text{kg} \))
Find the false statement for ideal gases:
The product ‘Q’ of the following reactions is:
product ‘Q’ of the following reactions
Maximum number of electrons possible with spin quantum number \(+\frac{1}{2}\) and principal quantum number \(n = 4\) in an atom is:
The correct statements with respect to halides of group 14 elements are:
(I) Both CCl4 and SiCl4 undergo hydrolysis.
(II) GeX4 is more stable than GeX2.
(III) PbX4 is less stable than PbX2.
(IV) Stability of dihalides decreases down the group.
Which of the following elements are arranged in the correct order of their electron gain enthalpies?
The formal charges of atoms (1), (2) and (3) in the ion $\left[ \mathrm{O} = \mathrm{N} = \mathrm{O} \right]^+$ are
In second period, X has second lowest first ionization enthalpy and Y has second highest. Identify X and Y.
x% (w/v) solution of urea is isotonic with 4% (w/v) solution of non-volatile solute of molar mass 120 g mol-1. The value of x is
Identify the major product of the following reaction (Zn-Hg/HCl reduction).
Zn-Hg/HCl reduction
How many grams of Mg is required to completely reduce 100 mL, 0.1 M $\mathrm{NO}_3^-$ solution using the following reaction? $\mathrm{NO}_3^- + \mathrm{Mg} \to \mathrm{Mg}^{2+} + \mathrm{NH}_3$
From the following plots, find the correct option regarding $T_1, T_2, P_1, P_2$
correct option regarding T1,T2,P1,P2
Which of the following is formed when SO3 is absorbed by concentrated H2SO4?
Identify the correct statements about the anomalous behavior of Boron.
In the reaction of phosphorous with conc. HNO3, the oxidized and reduced products respectively are
Identify the major product of the following reaction: bromination of aniline (Br2} + NaOH).
bromination of aniline (Br2 + NaOH).
An aryl carboxylic acid on treatment with sodium hydrogen carbonate liberates a gaseous molecule. Identify the gas molecule liberated.
The macromolecular colloids of the following are:
Identify the major product (Y) from the following reaction.
major product (Y) from the following reaction
The maximum number of electrons present in an orbital with \(n = 4,\ l = 3\) is
Assertion (A): Animal skins are colloidal in nature.
Reason (R): Animal skin has positively charged particles.
Lithium shows diagonal relationship with element X and aluminum with element Y. Identify X and Y respectively.
Identify the major product formed in the following reaction sequence:
ch3cocl/anhyd alcl3
The formation of ammonia from its constituent elements is an exothermic reaction. \ The effect of increase in temperature on the reaction equilibrium is:
Which of the following is correct related to the colours of TiCl$_3$ (X) and [Ti(H$_2$O)$_6$]Cl$_3$ (Y)?