List of top Questions asked in AP EAMCET

In the figure, if A & B are identical bulbs, which bulb glows brighter?

In the given digital circuit, if the inputs are \( A = 1, B = 1 \) and \( C = 1 \), then the values of \( y_1 \) and \( y_2 \) are respectively

Match the following:

Given below are two statements:
Statement I: Viscosity of liquid decreases with an increase in temperature.
Statement II: The units of viscosity are kg m^-1 s^-2.

At 300 K, for the reaction A → P, the ∆Ssys is 5 J K^-1 mo^l-1. What is the heat absorbed (in kJ mol^-1) by the system?

At temperature \( T \) (K), the equilibrium constant \( K_c \) for the reaction: \[ A_2(g) \rightleftharpoons B_2(g) \] is 99.0. Two moles of \( A_2(g) \) were heated in a 1L closed flask to reach equilibrium. What are the equilibrium concentrations (in \( mol \ L^{-1} \)) of \( A_2(g) \) and \( B_2(g) \)?

At \( 27^\circ C \), the degree of dissociation of weak acid (HA) in its 0.5M aqueous solution is 1%. Its \( K_a \) value is approximately:

Lithium forms an alloy with ‘X’. This alloy is used to make armor plates. What is ‘X’?

Match the following bond enthalpies with their respective bonds:

From the following, identify the groups that exhibit negative resonance (-R) effect when attached to a conjugated system: \[ \text{Formyl (A), Amino (B), Alkoxy (C), Cyano (D), Nitro (E)} \]

A dibromide \( X (C_4H_8Br_2) \) on dehydrohalogenation gave \( Y \), which on reduction with \( Z \) gave a non-polar isomer of \( C_4H_8 \). What are \( X \) and \( Z \) respectively?

The concentration of 1L of \( CaCO_3 \) solution is 1000 ppm. What is its concentration in mol \( L^{-1} \)?
(Ca = 40 u, O = 16 u, C = 12 u)

At 298 K, for a first order reaction (A → P) the following graph is obtained. The rate constant (in s\(^{-1}\)) and initial concentration (in mol L\(^{-1}\)) of ‘A’ are respectively: