AP EAPCET 2022 - 5th July Morning Shift

Identify the product(s) formed in the following reaction.

Which compound is formed on catalytic hydrogenation of carbon monoxide at high \(p\) and high \(T\) in presence of \(\mathrm{ZnO}-\mathrm{Cr}_2 \mathrm{O}_3\) catalyst?

Identify the major product from the following reaction sequence.

The wavelength associated with the electron moving in the first orbit of hydrogen atom with velocity \(2.2 \times 10^6 \mathrm{~ms}^{-1}\) (in nm) is
\(\left(m_e=9.0 \times 10^{-31} \mathrm{~kg}, h=6.6 \times 10^{-34} \mathrm{Js}\right)\)

The energy required (in eV) to excite an electron of H -atom from the ground state to the third state is

Match the following

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Carbohydrates are stored in plants and animals in which of the following forms respectively?

Glycylalanine is a dipeptide of which amino acids?

The set of species having only fractional bond order values is

In the Lewis dot structure of carbonate ion shown under the formal charges on the oxygen atoms 1, 2 and 3 are respectively

At 500 K , for the reaction \(\mathrm{N}_2(\mathrm{~g})+3 \mathrm{H}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NH}_3(\mathrm{~g})\), the \(K_p\) is \(0.036 \mathrm{~atm}^{-2}\). What is its \(K_C\) in \(\mathrm{L}^2 \mathrm{~mol}^{-1}\) ?...

The rate constant of a reaction at 500 K and 700 K are \(0.02 \mathrm{~s}^{-1}\) and \(0.2 \mathrm{~s}^{-1}\) respectively. The activation energy of the reaction (in \(\left.\mathrm{kJ} \mathrm{mol}^{-1}\right)\) is $$\left(R=8.3 \mathrm{JK...

The relative basic strength of the compounds is correctly shown in the option.

Identify the major product formed from the following reaction.

Arrange the following in decreasing order of their boiling points.

An element '\(X\)' with the atomic number 13 forms a complex of the type \([\mathrm{XCl}(\mathrm{H}_2 \mathrm{O})_5]^{2+}\). The covalency and oxidation state of \(X\) in it are respectively

Identify the species, which does not exist?

The homoleptic complex in the following is

Identify the isoelectronic pair of ions from the following.

96.5 amperes current is passed through the molten \(\mathrm{AlCl}_3\) for 100 seconds. The mass of aluminium deposited at the cathode is (atomic weight of \(\mathrm{Al}=27 \mathrm{u}\))

Identify the major product of the following reaction.

Calcium carbide \(+\mathrm{D}_2 \mathrm{O} \longrightarrow \underline{X}+\mathrm{Ca}(\mathrm{OD})_2\).
The hybridisation of carbon atom(s) in \(X\)

The IUPAC name of the following compound is

0.05 mole of a non-volatile solute is dissolved in 500 g of water. What is the depression in freezing point of resultant solution?
\(\left(K_f\left(\mathrm{H}_2 \mathrm{O}\right)=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\right)\)

Which of the following form an ideal solution?
I. Chloroethane and bromoethane
II. Benzene and toluene
III. \(n\)-hexane and \(n\)-heptane
IV. Phenol and aniline

The two major constituents of Portland cement are

Identify the \(P\) and \(Q\) of the following reaction
\(P+Q \longrightarrow\left[B(O H)_4\right]^{-}+\mathrm{H}_3 \mathrm{O}^{+}\)

In which of the following oxides of three elements \(X, Y\) and \(Z\) are correctly arranged in the increasing order of acidic nature. The electronic configurations of \(X, Y\) and \(Z\) are $$[\mathrm{Ne}] 3 s^2 3 p^1, [\mathrm{Ne}] 3 s^2 ...

Assertion (A) 16 th group elements have higher ionisation enthalpy values than 15 th group elements in the corresponding periods.
Reason (R) 15 th group elements have half-filled stable electronic configurations.

Assertion (A) Fluorine has smaller negative electron gain enthalpy than chlorine.
Reason (R) The electron-electron repulsion is higher in chlorine than in fluorine.

What are the oxidation numbers of S atoms in \(\mathrm{S}_4 \mathrm{O}_6^{2-}\) ?

Identify the correct statements from the following.
(A) \(\mathrm{BeSO}_4\) is soluble in water.
(B) BeO is an amphoteric oxide.
(C) CO can be obtained by heating \(\mathrm{CaCO}_3\) at \(1070-1270 \mathrm{~K}\).

An element crystallising in fcc lattice has a density of \(8.92 \mathrm{~g} \mathrm{~cm}^{-3}\) and edge length of \(3.61 \times 10^{-8} \mathrm{~cm}\). What is the atomic weight of element? $$\left(N=6.022 \times 10^{23} \mathrm{~mol}^{-1}...

Which of the following statement is correct for fcc lattice?

50 g of a substance is dissolved in 1 kg of water at \(+90^{\circ} \mathrm{C}\). The temperature is reduced to \(+10^{\circ} \mathrm{C}\). The density is increased from 1.1 to \(1.15 \mathrm{~g} \mathrm{~cc}^{-1}\). What is the % change of ...

The gaseous mixture used for welding of metals is

Identify the correct variation of pressure and volume of a real gas \((A)\) and an ideal gas (\(B\)) at constant temperature. \((y=p ; x=V)\)

The correct order of coagulating power of the following ions to coagulate the positive sol is
\(\mathrm{\mathop {{{[Fe{{(CN)}_6}]}^{4 - }}}\limits_I ,\mathop {C{l^ - }}\limits_{II} ,\mathop {SO_4^{2 - }}\limits_{III}}\)

Identify the correct statements from the following.
I. At 0 K , the entropy of pure crystalline materials approach zero.
II. Entropy for the process, $$\mathrm{H}_2 \mathrm{O}(\mathrm{l}) \longrightarrow \mathrm{H}_2 \mathrm{O}(\mathrm{g})$...

Use the data from table to estimate the enthalpy of formation of \(\mathrm{CH}_3 \mathrm{CHO}\).

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