BITSAT 2024

Intramolecular hydrogen bonding is found in

Which of the following compounds will undergo self aldol condensation in the presence of cold dilute alkali?

The degeneracy of hydrogen atom that has energy equal to $ \frac{-R_{\mathrm{H}}}{9} $ is (where, $ R_{\mathrm{H}}= $ Rydberg constant)

If the de-broglie wavelength of a particle of mass $ (m) $ is 100 times its velocity. Then, its value in terms of its mass $ (m) $ and plank constant $ (h) $ is

Cheilosis and digestive disorders are due to deficiency of

A tetrapeptide is made of naturally occuring alanine, serine, glycine and valine. If the $ C $-terminal amino acid is alanine and N-terminal amino acid is chiral, the number of possible sequence of the tetrapeptide is

The bond dissociation energy of $ X_{2}, Y_{2} $ and $ X Y $ are in the ratio of $ 1: 0.5: 1 . \Delta H $ for the formation of $ X Y $ is $ -200 \mathrm{~kJ} / \mathrm{mol} $. The bond dissociation energy of $ X_{2} $ will be

The hybridisation scheme for the central atom includes a $ d $-orbital contribution in

For the reaction $ 2 \mathrm{SO}_{2}+\mathrm{O}_{2} \rightleftharpoons 2 \mathrm{SO}_{3} $, the rate of disappearance of $ \mathrm{O}_{2} $ is $ 2 \times 10^{-4} \mathrm{~mol} \mathrm{~L}{ }^{-1} $ $ \mathrm{s}^{-1} $. The rate appearance o...

If for a first order reaction, the value of $ A $ and $ E_{a} $ are $ 4 \times 10^{13} \mathrm{~s}^{-1} $ and $ 98.6 \mathrm{~kJ} \mathrm{~mol}^{-1} $ respectively, then at what temperature will its half life period be 10 minutes?

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Hybridisation and geometry of $ \left[\mathrm{Ni}(\mathrm{CN})_{4}\right]^{2-} $ are

The spin only magnetic moment of $ \mathrm{Fe}^{3+} $ ion (in BM) is approximately.

In the following species, how many species have same magnetic moment? (i) $ \mathrm{Cr}^{2+} $ (ii) $ \mathrm{Mn}^{3+} $ (iii) $ \mathrm{Ni}^{3+} $ (iv) $ \mathrm{Sc}^{2+} $ (v) $ \mathrm{Zn}^{2+} $ (vi) $ \mathrm{V}^{3+} $ (vii) $ \mathrm{...

Calculate the molarity of a solution containing 5 g of NaOH dissolved in the product of $ \mathrm{H}_{2}-\mathrm{O}_{2} $ fuel cell operated at 1 A current for 595.1 hours. (Assume $ \mathrm{F}=96500 \mathrm{C} / \mathrm{mol} $ of electron ...

The pH of 0.5 L of 1.0 M NaCl solution after .electrolysis for 965 s using 5.0 A current is,

The major product $ X $ in the following given reaction is

In $ S_{N} 2 $ substitution reaction of the type $ R-\mathrm{Br}+\mathrm{Cl}^{-} \xrightarrow[\mathrm{BMF}]{ } R-\mathrm{Cl}+\mathrm{Br}^{-} $ Which one of the following has highest relative rate?

The major product of the reaction between $ \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{ONa} $ and $ \left(\mathrm{CH}_{3}\right)_{3} \mathrm{CCl} $ in ethanol is

The final product in following reaction $ Y $ is, $ \mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}_{2} \xrightarrow[\text { (ii) } \mathrm{NaBH}_{4}]{\text { (i) }\left(\mathrm{CH}_{3} \mathrm{COO}\right)_{2} \mathrm{Hg}, \mathrm{CH}_{3} \mathrm{O...

20 mL of 0.1 M acetic acid is mixed with 50 mL of potassium acetate. $ K_{\alpha} $ of acetic acid $ =1.8 \times 10^{-5} $ at $ 27^{\circ} \mathrm{C} $. Calculate the concentration of potassium acetate if pH of mixture is 4.8 .

The pH of 1 N aqueous solutions of HCl , $ \mathrm{CH}_{3} \mathrm{COOH} $ and HCOOH follows the order:

The number of geometrical isomers possible for the compound, $ \mathrm{CH}_{3} \mathrm{CH}=\mathrm{CH}-\mathrm{CH}=\mathrm{CH}_{2} $ is

58.5 g of NaCl and 180 g of glucose were separately dissolved in 1000 mL of water. Identify the correct statement regarding the elevation of boiling point of the resulting solution.

A dimolar solution potassium ferrocyanide is $ 50 \% $ dissociated at 300 K . The osmotic pressure of solution is $ \left(R=8.314 \mathrm{JK}^{-1} \mathrm{~mol}^{-1}\right) $

The ionic radii in $ \mathring{A} $ of $ \mathrm{N}^{3-}, \mathrm{O}^{2-} $ and $ \mathrm{F}^{-} $are respectively.

Electron affinity is positive, when

Volume of $ M / 8 \mathrm{KMnO}_{4} $ solution required to react completely with $ 25.0 \mathrm{~cm}^{3} $ of $ \mathrm{M} / 4 \mathrm{FeSO}_{4} $ in acidic medium is.

What is the stoichiometric coefficient of $ \mathrm{SO}_{2} $ in the following balance reaction?$ \mathrm{MnO}_{4}^{-}(a q)+\mathrm{SO}_{2}(\mathrm{~g}) \longrightarrow \mathrm{Mn}^{2+}(a q)^{-}+\mathrm{HSO}_{4}^{-}(a q) $(in acidic solutio...

What would be the amount of heat absorbed in the cyclic process shown below?