List of top Questions asked in TS EAMCET- 2026

If \[ A= \begin{bmatrix} \frac12 & \frac{\sqrt3}{2}\\ -\frac{\sqrt3}{2} & \frac12 \end{bmatrix}, \] then $A^{10}=$}

If \[ \sum_{n=1}^{10}(i^n+i^{n+1}+i^{n+2}) = x+iy, \] then $2x+3y=$

Which of the following is not a possible value of \[ \sqrt{i}+\sqrt{-i}? \]

In which of the following sets, reagents required to convert propene (X) to an amine (Y) with one carbon atom more than X, are correctly arranged? I. \(HBr/(C_6H_5CO)_2O_2;\ NH_3\) II. \(HBr;\ AgCN;\ H_2/Ni\) III. \(HBr/(C_6H_5CO)_2O_2;\ NaCN/C_2H_5OH;\ LiAlH_4,H_2O\) IV. \(HBr/(C_6H_5CO)_2O_2;\ AgNO_2;\ Sn,HCl\)

If $f:\mathbb{R}\rightarrow\mathbb{R}$ and $g:\mathbb{R}\rightarrow\mathbb{R}$ are defined by \[ f(x)=|x+1| \] and \[ g(x)= \begin{cases} e^{-x}, & x\le 0\\ x-1, & x>0 \end{cases} \] then $(f\circ g)(-2)+(g\circ f)(2)=$}

If $f:\mathbb{R}-\left\{\frac{2a}{3}\right\}\rightarrow \mathbb{R}$ is a function defined by \[ f(x)=\frac{2x+a}{3x-2a} \] and $(f\circ f)(x)=x$ for all $x\in \mathbb{R}-\left\{\frac{2a}{3}\right\}$, then $f(3)=$}

Arrange the following in increasing order of their acid strength:

Consider the following reaction sequence given below: \[ CH_3CH_2Br \xrightarrow[(ii)\ H_2O]{(i)\ A} X \xrightarrow{B} C_6H_5CH_2CH_2OH \] Identify the pair of sets from the following in which A and B are present in order: I. AgCN ; \(H_2/Pt\) II. AgCN ; \(LiAlH_4,H_2O\) III. KCN ; \(LiAlH_4,H_2O\) IV. KCN ; \(B_2H_6\)

If \[ 1+3+5+\cdots+l_1=1521 \] and \[ 2+4+6+\cdots+l_2=1722, \] then $l_1+l_2=$

A carbonyl compound (A) on reaction with Grignard reagent (B) followed by hydrolysis gives an alcohol. This alcohol on reaction with (i) \(PBr_3\) and (ii) \(Zn/dil.~H^+\) gives an alkane. Photochemical chlorination of the alkane gives only one monochloro derivative. A and B respectively are:

Match the following:

An alkyl halide (X) on reaction with sodium in dry ether gives 2,3-Dimethylbutane. X on reaction with sodium and chlorobenzene in dry ether gives Z as the major product. What is Z?

Compared to cane sugar, artificial sweetener (X) has maximum sweetness value and (Y) has minimum sweetness value. X and Y respectively are:

Identify the set(s) in which polymer is correctly matched with its monomer(s):

The vitamin (X) from B group can be stored in the body. The disease caused by the deficiency of X is:

Identify the reactions, in which products are correctly given: I. \[ IBr + H_2O \rightarrow HI + HOBr \] II. \[ ClF_3 + H_2O \rightarrow HF + HOClO \] III. \[ IF_5 + H_2O \rightarrow HF + HIO_3 \]

X, Y are the complexes of \(M^{n+}\) ion. The spin only magnetic moment values of X, Y respectively are 3.87 BM, 1.73 BM. \(M^{n+}\) is:

The pairs of ions which exhibit same colour in aquated state are: I. \[ Fe^{2+}, Ni^{2+} \] II. \[ V^{2+}, Cr^{2+} \] III. \[ Cr^{2+}, Cu^{2+} \]

Match the following:

Given below are two statements: Statement-I: The oxidation state of phosphorus in the sodium salt of oxoacid formed when white phosphorus reacts with aqueous alkali solution is +1. Statement-II: Sulphur gives two gaseous products when treated with conc. \(HNO_3\).

Which of the following statements are correct? I. Distillation method is used for refining low boiling metals II. Copper matte contains CuS and FeS III. Froth flotation is used for concentration of sulphide ores

At T(K), adsorption of a gas on 1 g of solid adsorbent follows Freundlich adsorption isotherm and is represented by the given graph. What is the value of \(k\)?

A metal crystallizes in bcc lattice with an edge length of 4 \AA. How many metal atoms can be placed in a two-dimensional open box of length 35 \AA and width 35 \AA?

The rate constant of a first-order reaction becomes four times when temperature changes from 300 K to 320 K. Find activation energy.

Three electrolytic cells P, Q and R containing aqueous solutions of \(Al(NO_3)_3\), \(AgNO_3\) and \(CuSO_4\) respectively are connected in series. A current of 1.5 A was passed until 1.45 g of Ag was deposited. Find the masses of Al and Cu deposited.