List of top Chemistry Questions asked in AP EAPCET

At what temperature rms speed of \({SO}_3\) molecules is \(3.16 \times 10^2 \, {ms}^{-1}\)? (R = 8.314 J K\(^{-1}\) mol\(^{-1}\))

Benzyl amine can be prepared from which of the following reactions?

The correct equation for one mole of a real gas is (a, b are constants)

The number of electrons with magnetic quantum number $m = 0$ in the elements with atomic numbers $Z = 24$ and $Z = 29$ are respectively

Observe the following (Products = .........):
P₄ + SOCl₂ → Products
P₄ + SO₂Cl₂ → Products
In both the reactions, a common product 'X' is obtained. The number of lone pair of electrons on the central atom of 'X' is:

Which of the following orders is not correct for the given property?

a, b, c, d are electromagnetic radiations. Frequencies of a, b, c are $3 \times 10^{15$ Hz, respectively, whereas the wavelength of c, d are 400 nm, 750 nm, respectively. The increasing order of their energies is}

In Solvay process, $\mathrm{NH_3}$ is recovered when the solution containing $\mathrm{NH_4Cl}$ is treated with compound ‘X’. What is ‘X’?

Which of the following sets of reagents convert aniline to chlorobenzene?

In an element with atomic number (Z) 25, the number of electrons with (n + l) value equal to 3 and 4 are x and y respectively. The value of (x + y) is

The sum of the bond orders of O$_2^+$, O$_2^-$, O$_2$, O$_2^{2-$, and the sum of the unpaired electrons in them respectively are

Among the ions Mg$^{2+}$, O$^{2-}$, Al$^{3+}$, F$^{-}$, Na$^{+}$, and N$^{3-}$, the ion with the largest size and the ion with the smallest size are respectively

Which of the following reactions give $\mathrm{H_2}$ as one of the products? (Reactions are not balanced.)

• $\mathrm{NaBH_4 + I_2}$
• $\mathrm{B_2H_6 + N(CH_3)_3}$
• $\mathrm{Al + NaOH + H_2O}$
• $\mathrm{BF_3 + NaH}$

Which of the following do not reduce Tollens' reagent?
a) Fructose
b) Sucrose
c) Lactose
d) Cellulose

The conjugate base of phosphorus acid is $ x $. The conjugate base of oleum is $ y $. What are $ x $ and $ y $, respectively?

Identify the hydride which is not correctly matched with the example given in brackets.

2.0 g of H$_2$ diffuses through a porous container in 10 minutes. How many grams of O$_2$ will diffuse from the same container in the same time under identical conditions?