List of top Questions asked in AP EAPCET

Assertion (A): Transition metals and their complexes show catalytic activity.
Reason (R): The activation energy of a reaction is lowered by the catalyst.
The hybridizations of carbon in graphite, diamond and C60 are respectively
The major product of the following reaction is (Grignard Reagent with D2}O)
Grignard Reagent with D2O
Identify the ortho and para directing groups towards aromatic electrophilic substitution reactions from the following list: -OH, -CN, COOH, -OCH3, -NHCOCH3, -CHO
Match List I with List II:
Which of the following solids is not a molecular solid?
A solution containing 6.0 g of urea is isotonic with a solution containing 10 g of a non-electrolytic solute X. The molar mass of X (in g mol\textsuperscript{-1}) is
x% (w/v) solution of urea is isotonic with 4% (w/v) solution of non-volatile solute of molar mass 120 g mol-1. The value of x is
Which of the following expression is correct?
The pH of 0.01 N lime water is
The empirical formula of Calgon is
The pair of elements that form both oxides and nitrides, when burnt in air are
Among P$_4$, S$_8$ and N$_2$, the elements which undergo disproportionation when heated with NaOH solution
Identify the correct statements about the anomalous behavior of Boron.
In second period, X has second lowest first ionization enthalpy and Y has second highest. Identify X and Y.
The set of molecules in which the central atom is not obeying the octet rule is
The formal charges of atoms (1), (2) and (3) in the ion $\left[ \mathrm{O} = \mathrm{N} = \mathrm{O} \right]^+$ are
From the following plots, find the correct option regarding $T_1, T_2, P_1, P_2$
correct option regarding T1,T2,P1,P2
How many grams of Mg is required to completely reduce 100 mL, 0.1 M $\mathrm{NO}_3^-$ solution using the following reaction? $\mathrm{NO}_3^- + \mathrm{Mg} \to \mathrm{Mg}^{2+} + \mathrm{NH}_3$
What is the oxidation state of S in the sulphur containing product of the following reaction?
$\mathrm{SO}_3^{2-} (aq) + \mathrm{Br}_2(l) + \mathrm{H}_2O \to$
Observe the following properties: Volume, enthalpy, density, temperature, heat capacity, pressure, internal energy. The number of extensive properties in the above list is
In a photoelectric experiment, light of wavelength 800 nm produces photoelectrons with de Broglie wavelength 1 nm, and 400 nm light gives 0.5 nm. Find work function of the metal.
A hydrogen atom is excited to \( n = 4 \). Find the potential energy of the electron in excited state.
If radius of nucleus with mass number 64 is 4.8 fermi, find mass number of nucleus of radius 6 fermi.
Carrier wave and modulating wave voltages increase by 1% and 3%. Find change in modulation index.