List of top Questions asked in TS EAMCET- 2025

If $A = \begin{pmatrix} 1 & 2 & 3 \\ 2 & 1 & 1 \\ 1 & 3 & 1 \end{pmatrix}$ and $B = \begin{pmatrix} 2 & 3 & 4 \\ 3 & 2 & 2 \\ 2 & 4 & 2 \end{pmatrix}$, then $\sqrt{|\text{Adj}(AB)|} =$

When electromagnetic radiation of wavelength 310 nm falls on the surface of a metal having work function 3.55 eV, the velocity of photoelectrons emitted is \( x \times 10^5 \text{ms}^{-1} \). The value of \( x \) is (Nearest integer) (\( m_e = 9 \times 10^{-31} \text{kg} \))

What are X and Y in the following reaction sequence?
$C_6H_5N_2Cl \xrightarrow[H_2O]{283K} X \xrightarrow[OH^-]{C_6H_5N_2Cl} Y$

In a triangle ABC, if $\vec{BC}=\hat{i}-2\hat{j}+2\hat{k}$ and $\vec{CA}=6\hat{i}+3\hat{j}-2\hat{k}$, then the perimeter of the triangle is

Atomic numbers of three elements \(E_1, E_2\) and \(E_3\) of periodic table are \(Z_1, 50\) and \(Z_2\) respectively. From the position of the elements shown in figure, the value of \((Z_2 - Z_1)\) is

An alcohol X($C_5H_{12}O$) undergoes dehydration when passed over copper at 573 K. X can be prepared from which of the following reactants?

Z forms 2,4-dinitrophenylhydrazone and gives yellow ppt with NaOH + $I_2$. What are X and Y?

Two reactions I and II are given below:

Correct statement regarding the reactions is

Which of the following sets of reagents are required for the conversion of ethyl bromide to propanoic acid?

Which of the following change is not correct about the oxidizing property of $KMnO_4$ in acidic medium?

Arrange the given ligands $H_2O (A), NCS^- (B), OH^- (C), N^{3-} (D)$ in the order of increasing field strength.

Consider the following statements
Statement - I : Natural rubber is a polymer of 2-chloro-1, 3-butadiene
Statement - II : 1, 3-Butadiene-styrene copolymer is synthetic rubber
The correct answer is

Which of the following saccharides contain $\beta$-D-glucose units?

Observe the following reaction:
$CH_3(CH_2)_{11}C_6H_5 \xrightarrow[(ii) NaOH(aq)]{(i) H_2SO_4} X$
Which of the statements is not correct regarding X?

An alcohol X($C_4H_{10}O$) is converted to corresponding chloride Y by shaking it with conc. HCl at room temperature. Reaction of Y with Mg in dry ether and then with water gave Z. What are Y and Z?

For a first order reaction ($R \rightarrow P$), a plot of $\ln \frac{[R]_0}{[R]}$ on y-axis and time on x-axis gave a straight line passing through the origin. The slope of straight line is 'x'. The rate constant of this reaction is

Observe the following colloids:
I. Gold
II. Detergent
III. Starch
IV. Soap
V. Synthetic rubber
VI. Sulphur
VII. Cellulose
The number of multimolecular colloids and macromolecular colloids in the above list is respectively

Which of the following involves electrolysis?

Red phosphorus, when heated in a sealed tube at 803 K, gives 'X'. White phosphorus, when heated under high pressure at 473 K, gives 'Y'. X, Y respectively are

Oxoacids of phosphorus are formed in the following reactions. The acid formed in which of the following reactions does contain P - P bond?

Which of the following statements is not correct?

An alkene X ($C_5H_{10}$) on ozonolysis gave formaldehyde and butyraldehyde. The products from the reaction of X with (i) $H_2O/H^{\oplus}$ and (ii) $HBr((C_6H_5COO)_2$ are respectively

In which of the following, the compounds are arranged in the correct order of acidic strength?

What are X, Y, Z in the following reaction sequence?

Observe the following:
$O_2, C_6H_6, Cu^{2+}, Cu^+, MnO, Fe_3O_4, MgFe_2O_4, NaCl, O_2^+$.
The number of diamagnetic and paramagnetic species is respectively