List of top Questions asked in TS EAMCET- 2025

If \( x = \log_e 3 \), then \( \tanh(2x) + \operatorname{sech}(2x) = \)
If a=3, b=5, c=7 are the sides of a triangle ABC, then \( \cot A + \cot B + \cot C = \)
Let \(p_1, p_2, p_3\) be the altitudes of a triangle ABC drawn through the vertices A, B, C respectively. If \(r_1=4, r_2=6, r_3=12\) are the ex-radii of triangle ABC then \( \frac{1}{p_1^2} + \frac{1}{p_2^2} + \frac{1}{p_3^2} = \)
ABCD is a tetrahedron. \( \vec{i}-2\vec{j}+3\vec{k} \), \( -2\vec{i}+\vec{j}+3\vec{k} \), \( 3\vec{i}+2\vec{j}-\vec{k} \) are the position vectors of the points A, B, C respectively. \( -\vec{i}+2\vec{j}-3\vec{k} \) is the position vector of the centroid of the triangular face BCD. If G is the centroid of the tetrahedron, then GD =
If \( \frac{x+1}{x^3(x-1)} = \frac{a}{x} + \frac{b}{x^2} + \frac{c}{x^3} + \frac{d}{x-1} \) then
5 boys and 5 girls have to sit around a table. The number of ways in which all of them can sit so that no two boys and no two girls are together is
\((1-i\sqrt{3})^{2025}= \)
If \( A = \begin{pmatrix} 1 & 2 & 2 \\ 2 & 1 & 1 \\ 1 & 2 & 1 \end{pmatrix} \), then \( |\text{Adj}(A^2)| = \)
What is 'Z' in the given set of reactions? C$_6$H$_5$OCH$_3$ $\xrightarrow{HI}$ X + Y Y $\xrightarrow[\text{Anhy. AlCl}_3]{\text{C}_6\text{H}_6}$ Z
Which of the following can undergo Hell-Volhard-Zelinsky reaction?
Which of the following has lowest pK$_a$ value?
Identify the product 'Y' in the given sequence of reactions. (Chlorobenzene reacts with Conc. HNO$_3$ and Conc. H$_2$SO$_4$ to give X (Major). X then reacts with (i) NaOH, 443 K and (ii) H$^+$ to give Y.)
The correct statements about the products B and C in the given reactions are (Ethanol reacts with HCl/Anhy ZnCl$_2$ to give A. A reacts with ethanolic AgCN to give B (Minor) and C (Major)). I. B and C are functional isomers II. With H$_2$|Catalyst B gives 1$^\circ$ amine and C gives 2$^\circ$ amine III. B on acid hydrolysis gives formic acid and C gives C$_3$H$_6$O$_2$ IV. C forms isocyanate with HgO
Which of the following reactions is an example of Clemmensen reduction?
Total number of geometrical isomers possible for the complexes [NiCl$_4$]$^{2-}$, [CoCl$_2$(NH$_3$)$_4$]$^+$, [Co(NH$_3$)$_3$(NO$_2$)$_3$] and [Co(NH$_3$)$_5$Cl]$^{2+}$ is
Identify the pair of drugs which act as antihistamines.
Match the following The correct answer is
The number of moles of oxalate ions oxidized by one mole of permanganate ions in acidic medium is
Maltose on hydrolysis gives two monosaccharide units. The incorrect statement about the monosaccharides formed is
Noble gas 'X' is used as a diluent for oxygen in modern diving apparatus and noble gas 'Y' is used mainly to provide an inert atmosphere in high temperature metallurgical processes. 'Y' and 'X' are respectively?
The dibasic oxoacid of phosphorus on disproportionation gives two products A and B. A and B are respectively
The half-life of a zero order reaction A $\rightarrow$ products, is 0.5 hour. The initial concentration of A is 4 mol L$^{-1}$. How much time (in hr) does it take for its concentration to come from 2.0 mol L$^{-1}$ to 1.0 mol L$^{-1}$?
Which one of the orders is correctly matched with the property mentioned against it?
Observe the following statements Statement - I: The choice of reducing agent for the reduction of an oxide ore can be predicted by using Ellingham diagram, a plot of $\Delta G^\circ$ Vs T. Statement - II: According to Ellingham diagram, metal oxide with higher $\Delta G^\circ$ is more stable than the oxide with lower $\Delta G^\circ$. The correct answer is
In the estimation of nitrogen by Kjeldahl's method 0.933 g of an organic compound 'X' was analyzed. Ammonia evolved was absorbed in 60 mL of 0.1 M H$_2$SO$_4$. The unreacted acid requires 20 mL of 0.1 M NaOH for complete neutralization. The compound 'X' is