List of top Questions asked in TS EAMCET

Cumene on oxidation in air gives a compound, X. This on reaction with dilute acid gives Y and Z. Y reacts with sodium metal and not Z. What is Z?

The general structure of alpha amino acid can be represented as

. Which amino acid is not correctly matched with R-given?

Consider the following
Assertion (A): Aspirin is useful in the prevention of heart attacks
Reason (R): Aspirin acts as anti-blood clotting agent
The correct answer is

Polymer X is an example of polyester and Y is an example of polyamide. X and Y are respectively

In which of the following transition metal ion (aquated) is not correctly matched with its colour?

What are the products formed when ammonium dichromate is thermally decomposed?

Sulphur dioxide on reaction with chlorine in the presence of charcoal gives compound (A). This on reaction with white phosphorus gives SO\(_2\) and compound (B). The correct statement about 'B' is

The ore of which metal is concentrated by leaching?

Arrange the following molecules in the correct order of their bond angles:

R\(\rightarrow\)P is a first order reaction. For this reaction a graph of ln[R] (on y-axis) and time (on x-axis) gave a straight line with negative slope. The intercept on y-axis is equal to (k=rate constant)

The correct statements about the properties of colloidal solutions are
A. Tyndall effect is used to distinguish between a colloidal solution and a true solution
B. Zeta potential is related to movement of colloidal particles
C. Brownian motion in colloidal solution is faster if the viscosity of the solution is very high
D. Brownian motion stabilises the sols

Sodium metal crystallises in a body centred cubic lattice with edge length of x Å. If the radius of sodium atom is 1.86 Å, the value of x is

In a mixture of liquids A and B, if the mole fractions of component A in vapour phase and liquid mixture are \(x_1\) and \(x_2\) respectively, then the total vapour pressure of liquid mixture is (where P\(_A^0\) and P\(_B^0\) are the vapour pressures of pure A and B)

A current of 0.5 ampere is passed through molten AlCl\(_3\) for 96.5 seconds. The mass of aluminium deposited at cathode is x mg and volume of chlorine liberated (at STP) at anode is y mL. x and y are respectively

Which of the following is not the common component of photochemical smog?

Which purification method is generally used for a high boiling organic liquid compound, which decompose below its boiling point?

Match the following

Consider the following sequence of reactions. \( 2\text{CH}_3\text{Cl} + \text{Si} \xrightarrow[\text{573 K}]{\text{Cu}} X \xrightarrow{\text{H}_2\text{O}} Y \xrightarrow{\text{Polymerization}} Z \). The repeating structural unit in Z is

Identify the correct statements from the following
I. LiF is less soluble in water than NaF
II. Both LiCl and MgCl\(_2\) are insoluble in ethanol
III. Both Li and Mg form nitrides
IV. Na\(_2\)CO\(_3\) gives CO\(_2\) on heating

The entropy and enthalpy changes for the reaction \( \text{CO(g)} + \text{H}_2\text{O(g)} \rightleftharpoons \text{CO}_2\text{(g)} + \text{H}_2\text{(g)} \) at 300 K and 1 atm are respectively \(-42.4 \text{ JK}^{-1}\) and \(-41.2 \text{ kJ}\). The temperature at which the reaction will go in the reverse direction is

The major ingredient (51%) in Portland cement is

The force (F) required to maintain the flow of layers of a liquid is equal to (A = area of contact of layers, dz = distance between the layers, du = change in velocity, \(\eta\) = coefficient of viscosity)

In which of the following, the compounds are correctly arranged in the decreasing order of boiling points?

In which of the following options, the molecules are correctly arranged in the increasing order of their bond angles?

In long form of periodic table an element 'E' has atomic number 78. The period and group number of the element are x and y respectively. (x+y) is equal to