List of top Questions asked in AP EAPCET

The alloy that contains copper and Zn is $x$ and the one that contains copper and Ni is $y$. What are $x$ and $y$ respectively?
Which of the following complexes exhibit geometrical isomerism?
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The incorrect statement about amylose is:
Kaolinite, a form of clay is the ore of metal X and malachite is the ore of metal Y. X and Y respectively are:
Gas X is obtained in Deacon's process. X on reacting with iodine and water gives:
A solution containing 7.5 g of urea (molar mass = 60 g/mol) in 1 kg of water freezes at the same temperature as another solution containing 15 g of solute X in the same amount of water. The molar mass of X (g/mol) is
Gold crystallizes in fcc lattice. The edge length of the unit cell is 4 Å. The closest distance between gold atoms is 'x' Å and density of gold is 'y' g/cm\(^3\). What are x and y respectively?
What is the \(E_{cell}\) (in V) of the following cell at 298 K?
\[ Zn(s) | Zn^{2+} (0.01 M) || Ni^{2+} (0.1 M) | Ni(s) \] Given \(E^\circ_{Zn^{2+}/Zn} = -0.76 V\), \(E^\circ_{Ni^{2+}/Ni} = -0.25 V\), \(\frac{2.303 RT}{F} = 0.06 V\)
248 g of ethylene glycol (C\(_2\)H\(_6\)O\(_2\)) is added to 200 g of water to prepare antifreeze. What is the molality of the resultant solution?
Identify the correct statements from the following (only one):
I) Sulphur sol is an example of multimolecular colloid.
II) Starch sol is an example of associated colloid.
III) Artificial rubber is an example of macromolecular colloid.
The IUPAC name of the following compound is
7-Bromo-5-ethyl-2-methyldec-5-en-4-ol
The following equilibrium is established at STP:
\[ B_2 (g) \rightleftharpoons 2B(g) \] Atoms of B occupy 20% of total volume at STP. The total pressure of the system is 1 bar. What is its \(K_p\)? (STP volume = 22.7 L)
Consider the following:
Assertion (A): CO is poisonous to living beings
Reason (R): CO binds to hemoglobin forming carboxyhaemoglobin, which is less stable than oxygen-hemoglobin complex.
Consider the following reaction sequence:
Vinylbenzene \(\xrightarrow{KMnO_4 + KOH, \Delta}\) X \(\xrightarrow{NaOH + CaO, \Delta}\) Y
'Y' can also be formed from
Consider the following statements:
Statement-I: The order of electronegativity of B, Al, In, Tl is \(B>Tl>Al>In\)
Statement-II: Boric acid is a weak protic acid
Which of the following statements is incorrect with reference to alkaline earth metals?
Which of the following does not exist?
The volume (in mL) of 10 volume \(H_2O_2\) solution required to completely react with 200 mL of 0.4 M \(KMnO_4\) solution in acidic medium is
At 273 K the maximum work done when pressure on 10 g of hydrogen is reduced from 10 atm to 1 atm under isothermal, reversible conditions is
At 298 K, \(\Delta_r G^\circ\) for the reaction \(\frac{3}{2} O_2(g) \to O_3(g)\) is 165.469 kJ mol\(^{-1}\). What is the equilibrium constant for this reaction?
Identify the conditions at which van der Waals equation of state changes to ideal gas equation.
At temperature \(T(K)\), the solubility product of AgBr is \(4 \times 10^{-13}\). What is its solubility in 0.1 M KBr solution?
Consider the following statements:
Statement-I: If the intermolecular forces are stronger than thermal energy, the substance prefers to be in gaseous state.
Statement-II: Among all elements, the total number of elements available as gases at room temperature is 10.
In which of the following intramolecular H-bonding is absent?
Options:
- Salicylic acid
- Salicylaldehyde
- Quinol
- Catechol
Identify the correct set of molecules with zero dipole moment.