List of top Questions asked in AP EAMCET- 2024

Let \( [P] \) denote the greatest integer \( \leq P \). If \( 0 \leq a \leq 2 \), then the number of integral values of \( a \) such that \( \lim_{x \to a} [x^2] - [x]^2 \) does not exist is:
Which of the following is incorrect?
Which of the following acts as intracellular messengers?
Acidification of chromate gives 'Z'. The oxidation state of chromium in 'Z' is
Arrange the following in the increasing order of their magnetic moments
I. \( [\text{Mn(CN)}_6]^{3-} \)
II. \( [\text{MnCl}_6]^{3-} \)
III. \( [\text{Fe(CN)}_6]^{3-} \)
IV. \( [\text{FeF}_6]^{3-} \)
Which of the following is a lung irritant?
The number of alicyclic compounds from the following is: Cyclohexene, Anisole, Pyridine, Tetrahydrofuran, Biphenyl
Identify the set of molecules in which the central atom has only one lone pair of electrons in their valence shells:
The rms velocity (\( u_{\text{rms}} \)), mean velocity (\( u_{\text{av}} \)), and most probable velocity (\( u_{\text{mp}} \)) of a gas differ from each other at a given temperature. Which of the following ratios regarding them is correct?
What are X and Y respectively in the following reactions?
bromination under UV light
Which of the following sequence of reagents converts 3-hexene to propane?
The deficiency of vitamin \( x \) causes beri-beri and deficiency of vitamin \( y \) causes convulsions. What are \( x \) and \( y \) respectively?
The sequence of reagents required to convert ethyl bromide to propanal is:
If the position of the electron was measured with an accuracy of \( \pm 0.002 \) nm, the uncertainty in the momentum of it would be (in kg ms\(^{-1}\)) (\( h = 6.626 \times 10^{-34} \) Js):
Which of the following is NOT correctly matched?
100 mL of 0.1 M HA (weak acid) and 100 mL of 0.2 M NaA are mixed. What is the pH of the resultant solution? \((K_a \text{ of HA is } 10^{-5}, \log 2 = 0.3)\)
Identify the correct statements from the following:
i. Reaction of hydrogen with fluorine occurs even in dark.
ii. Manufacture of ammonia by Haber process is an endothermic reaction.
iii. HF is an electron-rich hydride.
At 300 K, \( \Delta_r G^\circ \) for the reaction \( A(g) \rightleftharpoons B(g) \) is \( -11.5 \) kJ mol\(^{-1}\). The equilibrium constant at 300 K is approximately: \((R = 8.314 \text{ J mol}^{-1} \text{ K}^{-1})\)
Which of the following is correct statement?
Polymers that can be softened on heating and hardened on cooling are called
Match the pollutant in List I with its maximum permissible limit in drinking water given in List II.

maximum permissible limit in drinking water

In which of the following reactions, hydrogen is one of the products?
A compound is formed by atoms of A, B and C. Atoms of C form hcp lattice. Atoms of A occupy 50% of octahedral voids and atoms of B occupy $\frac{2}{3}$ of tetrahedral voids. What is the molecular formula of the solid?
A vessel of volume \( V \) L contains an ideal gas at \( T(K) \). The vessel is partitioned into two equal parts. The volume (in L) and temperature (in K) in each part is respectively:
The number of lone pairs of electrons on the central atom of \( BrF_5 \), \( XeO_3 \), \( SO_3 \) respectively are: