List of top Questions asked in AP EAPCET- 2025

At T(K), \(K_{\text{sp}}\) of two ionic salts MX\(_2\) and MX is \(5 \times 10^{-13}\) and \(1.6 \times 10^{-11}\) respectively. The ratio of molar solubility of MX\(_2\) and MX is
Ammonium chloride on reaction with calcium hydroxide gives a gas X. The incorrect statement about X is
Which of the following statements are correct ?
I) SnF\(_4\) is ionic in nature
II) Stability of dihalides of group 14 elements increases down the group
III) GeCl\(_2\) is more stable than GeCl\(_4\)
The number of P=O and P-O-P bonds present in the oxoacid of phosphorus, prepared by treating red P$_4$ with alkali, are respectively
What volume will 2 moles of an ideal gas occupy at STP (Standard Temperature and Pressure)?
A sample of gas occupies 4.0 L at 27°C and 1 atm pressure. What will be its volume at 127°C and 1 atm pressure? (Assume ideal gas behavior)
Which one of the following gases is the major contributor to global warming?
Observe the following numbers:
I) 0.0063
II) 132.00
III) 1004
The number of significant figures in I, II and III respectively is
209 g of an element reacts with chlorine to form 315.5 g of its chloride. What is the weight of oxygen that reacts with 418 g of the same element? (Cl = 35.5, O = 16)
Consider the following A) 0.0025 B) 500.0 C) 2.0034 Number of significant figures in A, B and C respectively, are
Which one of the following reactions is not feasible?
Consider the following A) 0.0025 B) 500.0 C) 2.0034 Number of significant figures in A, B and C respectively, are
Which one of the following reactions is not feasible?
The mass of a mixture containing NaCl and NaBr is 4.0 g. If Na is 20% of the total mixture, the composition of NaCl in the mixture is
What is the number of moles in 88 grams of carbon dioxide (CO2)?
How many atoms are present in 1 mole of oxygen gas (O2)?
1.84 g of a mixture of CaCO\(_3\) and MgCO\(_3\) is strongly heated to get a residue of 0.96 g. The percentage of CaCO\(_3\) in the mixture 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
Consider the following
Statement-I: During isothermal expansion of an ideal gas its enthalpy decreases.
Statement-II: When 2.0 L of an ideal gas expands isothermally into vacuum, $\Delta U = 0$.
Consider the following reaction A(g) + 3B(g) \( \longrightarrow \) 2C(g); \( \Delta H^\ominus = -24 \) kJ. At \(25 \, ^\circ\text{C}\) if \( \Delta G^\ominus \) of the reaction is -9 kJ, the standard entropy change (in JK\(^{-1}\)) of the same reaction at same temperature is
For which reaction \( \Delta H \neq \Delta U \)?
For which reaction \( \Delta H \neq \Delta U \)?
The number of extensive and intensive properties in the list given below is respectively: % List - Density, enthalpy, mass, temperature, volume, pressure
1 mole of an ideal gas is allowed to expand isothermally and reversibly from 1L to 5L at 300 K. The change in enthalpy (in kJ) is
(R = 8.3 J K\(^{-1}\) mol\(^{-1}\))
Which of the following oxides is amphoteric in nature?