List of top Questions asked in TS EAMCET- 2024

The diffraction pattern of a crystalline solid gave a peak at $ 2\theta = 60^\circ $. Its ‘d’ value is 1.54 Å. What is the wavelength (in cm) of X-rays used?

The wavenumbers of the first three emission lines of Lyman series of hydrogen spectrum are respectively $ \nu_1, \nu_2, \nu_3 $. Similarly, the wavenumbers of first three emission lines of Balmer series of hydrogen spectrum are $ \nu_4, \nu_5, \nu_6 $, respectively. Identify the correct relationship:

Identify the number of molecules having permanent dipole moment from the following: $$ CCl_4, NF_3, H_2S, HBr, SF_4, SiF_4, XeF_4, BeCl_2, SnCl_2, BrF_5, SO_2 $$

At what temperature will the RMS velocity of sulfur dioxide molecules at 400 K be the same as the most probable velocity of oxygen molecules?

Arrange the following in the correct order of their boiling points:

Observe the following compounds/ions: \[ H_3BO_3, \, [B(OH)_4]^-, \, BH_4^-, \, [BCI_3 \cdot NH_3], \, SiO_4^{2-} \] The number of compounds/ions with tetrahedral shape is:

What are $ X $ and $ Y $ respectively in the following reactions?

X → _CO B₂H₆ → _NaH → _(C2H5)2O Y

Options:

(1) BH₃, 2CO; NaBO₂
(2) BH₃, CO; NaBH₄
(3) BH₃, CO; NaBO₂
(4) BH₃, CO; Na₂B₄O₇

Identify the set of molecules which act as bleaching agents only by oxidation

Among the following, the molecule in which all atoms obey the octet rule is

Identify the pair of elements in which the number of s-electrons to p-electrons ratio is 2:3:

In which of the following options, the IUPAC name is not correctly matched with the structure of the compound?

What is ‘Y’ in the following set of reactions?

The following orbital energies ($E$) are compared. Identify the correct sets

(I) E₂(H) = E₂(H)
(II) E₃(H) = E₃(He)
(III) E₂s(H) < E₂s(He)
(IV) E₃s(He) < E₃s(H)

What are X and Y respectively in the following reactions?

Match the following substances with their respective equivalent weights:

The products formed in the reaction of $ BeCl_2 $ with $ LiAlH_4 $ are

The correct formula of borax is Na$_2$[B$_4$O$_5$(OH)$_x$]·yH$_2$O. The sum of $x$ and $y$ is:

Which of the following is correct?

Two statements are given below: Statement I: Molten NaCl is electrolysed using Pt electrodes. $ Cl_2 $ is liberated at the anode.
Statement II: Aqueous CuSO$_4$ is electrolysed using Pt electrodes. $ O_2 $ is liberated at the cathode. The correct answer is:

Identify the set which is not correctly matched in the following:

Phosphodiester linkage that joins nucleotides together is present between which carbons of pentose sugar?

Identify the major product $(P)$ in the following reaction sequence: \[ (\text{CH}_3)_3\text{CBr} \xrightarrow[\Delta]{\text{Alcoholic KOH}} X \xrightarrow{\text{HBr}} P \]

The table given below is related to the checkerboard of dihybrid F$_2$ progeny of Mendel’s experiment. Identify the correct combinations:

Genetic nature of Ribonucleic acid was discovered by:

‘A’ diploid chromosome number is 4. ‘B’ haploid chromosome number is twice to that of A. ‘C’ diploid chromosome number is thrice to that of A. A, B and C respectively are