List of top Questions asked in AP EAPCET- 2026

Which of the following gases causes greenhouse effect?

Which of the following exhibits geometrical isomerism?

The unit of rate constant for a first-order reaction is

The IUPAC name of $\text{CH}_3\text{-CH}_2\text{-CH(CH}_3\text{)-CH}_3$ is}

The pH of a $0.01\text{ M NaOH}$ solution is}

Which allotrope of carbon is thermodynamically most stable?

Temporary hardness of water is due to the presence of

The oxidation number of sulphur in $\text{H}_2\text{SO}_4$ is}

Which of the following alkali metals has the lowest melting point?

In diborane ($\text{B}_2\text{H}_6$), the number of bridge hydrogens is

The value of the gas constant $R$ in $\text{J K}^{-1}\text{ mol}^{-1}$ is}

For the reaction $\text{N}_2\text{(g)} + 3\text{H}_2\text{(g)} \rightleftharpoons 2\text{NH}_3\text{(g)}$, the relation between $K_p$ and $K_c$ is}

Which of the following is a conjugate acid-base pair?

For a spontaneous process at constant temperature and pressure, the change in Gibbs free energy ($\Delta G$) is

The hybridization of carbon in methane ($\text{CH}_4$) is

According to the kinetic theory of gases, the absolute temperature of a gas is directly proportional to

A p-n junction diode acts as a closed switch when it is

The half-life of a radioactive substance is 10 days. The decay constant is

According to Bohr's model, the angular momentum of an electron in a stable orbit is an integral multiple of

The elements with atomic numbers 9, 17, 35, 53 belong to the family of

Which of the following molecules has a linear shape?

Which of the following quantum numbers determines the shape of an orbital?

The de Broglie wavelength of a particle of mass $m$ moving with a velocity $v$ is given by

The self-inductance of a solenoid of length $l$, area of cross-section $A$ and number of turns $N$ is proportional to

In an AC circuit containing only an inductor, the current [H] [width=0.5\linewidth]{113.png}