List of top Questions asked in AP EAMCET

Match the following bond enthalpies with their respective bonds: 

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)
Given below are two statements:
Statement-I: Easily liquefiable gases are readily adsorbed.
Statement-II: Adsorption enthalpy for physisorption is less compared to adsorption enthalpy for chemisorption.
The correct answer is:
A polymer X is biodegradable and is obtained from the monomers Y, Z. What are Y and Z?
Which of the following is an essential amino acid?
Identify the correct set from the following.
Chlorobenzene (X) when reacted with reagent ‘A’ gets converted to phenol (Y). The major product obtained from nitration of X gets converted to p-nitrophenol (Z) by reaction with reagent B. What are A and B respectively?

Match the following reactions with the product obtained from them: 

What are X and Y respectively in the following reaction sequence?  

Arrange the following in decreasing order of their acidity: 

What are X and Y in the following set of reactions?

An alkyl halide \( C_3H_7Cl \), on reaction with a reagent X, gave the major product Y (\( C_4H_7N \)). Y on hydrolysis released a gas, which turns red litmus to blue. What are X and Y?
The domain of the real valued function \( f(x) = \frac{1}{\sqrt{log_{0.5}(2x-3)}} + \sqrt{4 - 9x^2} \) is:
The system of equations \( x + 2y + 3z = 6 \), \( x + 3y + 5z = 9 \), \( 2x + 5y + az = 12 \) has no solution when \( a = \):
If a complex number \( z \) is such that \( \frac{z-2i}{z-2} \) and the locus of \( z \) is a closed curve, then the area of the region bounded by that closed curve and lying in the first quadrant is:
The real part of \( \frac{\left( \cos a + i \sin a \right)^6}{\left( \sin b + i \cos b \right)^8} \) is:
If \( \alpha, \beta, \gamma \) are roots of the equation \( x^3 + ax^2 + bx + c = 0 \), then \( \alpha^{-1} + \beta^{-1} + \gamma^{-1} \) is:
The number of different permutations that can be formed by taking 4 letters at a time from the letters of the word "REPETITION" is:
If \( \frac{1}{x^4 + 1} = \frac{Ax + B}{x^2 + \sqrt{2}x + 1} + \frac{Cx + D}{x^2 - \sqrt{2}x + 1} \), then \( BD - AC = \):
The smallest positive value (in degrees) of \( \theta \) for which \( \tan(\theta + 100^\circ) = \tan(\theta + 50^\circ) \tan(\theta - 50^\circ) \) is valid, is:
Statement (S1): \( \sin 55^\circ + \sin 53^\circ - \sin 19^\circ - \sin 17^\circ = \cos 2^\circ \)
Statement (S2): The range of \( \frac{1}{3 - \cos 2x} \) is \( \left[ \frac{1}{4}, \frac{1}{2} \right] \) Which one of the following is correct?
In \(\Delta ABC\) if \(B = 90^\circ\) then \(2(r + R) = \)
In a triangle ABC, if \( (a-b)(s-c) = (b-c)(s-a) \), then \( r_1 + r_3 = \):
Let ABC be an equilateral triangle of side \(a\). M and N are two points on the sides AB and AC respectively such that \(AN = K \cdot AC\) and \(AB = 3 \cdot AM\). If the vectors \(BN\) and \(CM\) are perpendicular, then \(K = \) ?

Let a and b be two non-collinear vectors of unit modulus. If u = a − (a · b)b and v = a × b, then ∥v∥ = ?