AP EAPCET 2025 - 22nd May Morning Shift

The correct order of boiling points of the compounds given below is
(A) methoxy ethane
(B) propan-1-ol
(C) propanal
(D) propanone

Which of the following represents Etard reaction?

The correct statement about the product of the following reaction is
\(\mathrm{CH}_3 \mathrm{CHO} \xrightarrow[\text { (ii) } \mathrm{H}_2 \mathrm{O}]{\text { (i) } \mathrm{C}_2 \mathrm{H}_5 \mathrm{MgBr}} \text { product }\)

The wavenumber of the first line $\left(n_2=3\right)$ in the Balmer series of hydrogen is overline $\bar{v}_1 \mathrm{~cm}^{-1}$. What is the wavenumber (in $\mathrm{cm}^{-1}$ ) of the second line ( $n_2=4$ ) in the Balmer series of $\mathr...

Which of the following sets of quantum numbers is not possible for the electron?

Which of the following contain $\alpha$-D-glucose units?
I. Cane sugar
II. Milk sugar
III. Cellulose
IV. Amylose

Identify the set containing purine and pyrimidine base of DNA respectively.

How many of the following molecules / ions have trigonal planar structure?
\(\mathrm{BO}_3^{3-}, \mathrm{NH}_3, \mathrm{PCl}_3, \mathrm{BCl}_3, \mathrm{ClF}_3, \mathrm{XeO}_3\)

Consider the following
Assertion (A) Dipole moment of $\mathrm{NF}_3$ is lesser than $\mathrm{NH}_3$.
Reason (R) In $\mathrm{NF}_3$, the orbital dipole due to lone pair of electrons is in the opposite direction to the resultant dipole momen...

At $T(\mathrm{~K}), K_C$ value for
$\mathrm{AO}_2(\mathrm{~g})+\mathrm{BO}_2(\mathrm{~g}) \rightleftharpoons \mathrm{AO}_3(\mathrm{~g})+\mathrm{BO}(\mathrm{g})$ is 16 . In a closed 1 L flask, one mole each of $A \mathrm{O}_2, B \mathrm{O}_2...

At $T(\mathrm{~K})$ the following equation is obtained for a first order reaction $\log \frac{k}{A}=-\frac{x}{T}$. The activation energy for this reaction is equal to ( $R=$ gas constant)

Bithionol is added to soaps to impart antiseptic properties. The number of -OH and -Cl groups in its structure are respectively.

How many amines with molecular formula $\mathrm{C}_3 \mathrm{H}_9 \mathrm{~N}$ can react with benzenE sulphonyl chloride?

In which of the following, complex ions are not in correct order with respect to their magnitude of crystal field splitting?

How many of the following lanthanide elements exhibit +4 oxidation state?
Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy

If $E_{\mathrm{Fe}^{2+} / \mathrm{Fe}}^{\circ}=-0.441 \mathrm{~V}$ and $E_{\mathrm{Fe}^{3+} / \mathrm{Fe}^{2+}}^{\circ}=0.771 \mathrm{~V}$, the standard emf of the cell reaction $\mathrm{Fe}(s)+2 \mathrm{Fe}^{3+}(a q) \longrightarrow 3 \mat...

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Which of the following is the product of Fittig reaction?

Consider the following
Statement I Kolbe's electrolysis of sodium propionate gives $n$-hexane as product.
Statement II In Kolbe's process $\mathrm{CO}_2$ is liberated at anode and $\mathrm{H}_2$ is liberated at cathode.
Correct answer is

The incorrect statement in the following is

At $25^{\circ} \mathrm{C}$, the percentage of ionisation of ' $x$ ' M acetic acid is 4.242 . What is the value of $x$ ? $\left(K_{\mathrm{a}}=1.8 \times 10^{-5}\right)$

The correct decreasing order of priority for the functional group of organic compounds in the IUPAC method of nomenclature is

At $T(\mathrm{~K})$, the vapour pressure of an aqueous solution of a non-volatile solute, whose mole fraction is 0.02 is found to be 34.65 mm Hg . What is the vapour pressure (in mm Hg ) of pure water at the same temperature?

The mole fractions of glucose and water in aqueous glucose solution are 0.0244 and 0.9756 respectively. What is the weight percentage $(w / w)$ of glucose in this solution?

In the extraction of iron from haematite, the impurity $(x)$ of the ore is removed in the form of ' $y$ ', what are $x$ and $y$ respectively?

The incorrect statement from the following is

Which of the following is not correct?

In Buckminster fullerene, the number of six membered carbon rings is ' $x$ ' and five membered carbon rings is ' $y$ '. $(x+y)$ value is

The correct order of atomic radii of $\mathrm{C}, \mathrm{Al}$ and S is

Novolac is formed by the polymerisation of monomer ' $x$ ' in the presence of $\mathrm{OH}^{-}$ions. What is ' $x$ '?

Which of the following statements are correct regarding lithium and magnesium?
I. They react slowly with water.
II. Their bicarbonates are solids.
III. Their chlorides are not soluble in ethanol.
IV. Their nitrates decompose easily on heati...

A compound is formed by two elements $A$ and $B$. Atoms of the element $B$ (as anion) make ccp lattice and those of element $A$ (as cation) occupy all tetrahedral voids. The formula of the compound is

1.84 g of a mixture of $\mathrm{CaCO}_3$ and $\mathrm{MgCO}_3$ is strongly heated to get a residue of 0.96 g . The percentage of $\mathrm{CaCO}_3$ in the mixture is

The most probable speed $\left(U_{\text {mp }}\right)$ of 8 g of $\mathrm{H}_2$ is $2 \times 10^2 \mathrm{~ms}^{-1}$. The kinetic energy (in J ) of same amount of $\mathrm{H}_2$ gas is

At $\mathrm{T}(\mathrm{K})$, a gaseous mixture contains $\mathrm{H}_2$ and $\mathrm{O}_2$. The total pressure of the mixture is 2 bar. The partial pressure of $\mathrm{H}_2$ is 1.778 bar. What is the weight $(w / w)$ percentage of $\mathrm{...

In each of four separate beakers (I, II, III, IV), $X \mathrm{~mL}$ of $y \mathrm{M} \mathrm{Fe}_2 \mathrm{O}_3 x \mathrm{H}_2 \mathrm{O}$ colloidal solution is present. Equal volume and equal concentration of KCl , $\mathrm{K}_4\left[\math...

Which one of the following is not the correct characteristic property of physical adsorption?

Which of the following processes entropy change $(\Delta S)$ is negative?
I. Sublimation of dry ice
II. Freezing of water
III. Crystallisation of the dissolved substance
IV. Burning of rocket fuel

Identify the correct statements from the following.
I. Work is a path function.
II. Enthalpy is an extensive property.
III. Lattice enthalpy of ionic compounds can be obtained from Born-Haber cycle.