AP EAPCET 2022 - 4th July Morning Shift

The correct order of acidity of the following compounds is

Identify the major product formed in the following reaction sequence

Arrange the following in increasing order of their reactivity for nucleophilic addition reaction.
(A)
(B)
(C)
(D)

The number of radial nodes and angular nodes of a \(4 f\)-orbital are respectively

If \(\Delta x\) is the uncertainty in position and \(\Delta v\) is the uncertainty in velocity of a particle are equal, the correct expression for uncertainty in momentum for the same particle is

Which hormone tends to increase the blood glucose level in human?

Which of the following molecules is eliminated during peptide bond formation?

In the presence of peroxide, styrene reacts with HBr to give \(X\). When \(X\) is reacted with magnesium in dry ether followed by \(\mathrm{CO}_2\) and hydrolysis gave \(Y\). Treatment of Y with \(\mathrm{PCl}_5\) and then next with $$\math...

Choose the correct option from the following.

The bond lengths of \(\mathrm{C}_2, \mathrm{~N}_2\) and \(\mathrm{B}_2\) molecules are \(X_1, X_2\) and \(X_3 \mathrm{~pm}\) respectively. The correct order of their bond lengths is

The formation of ammonia from its constituent elements is an exothermic reaction. The effect of increased temperature on the reaction equilibrium is

. The rate constant for a zero order reaction \(A \longrightarrow\) products is \(0.0030 \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~S}^{-1}\). How long it will take for the initial concentration of \(A\) to fall from 0.10 M to 0.075 M ?

Which of the following is correct related to the colours of \(\mathrm{TiCl}_3(X)\) and \(\left[\mathrm{Ti}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right] \mathrm{Cl}_3(Y)\) ?

The reduction potential of hydrogen electrode at \(25^{\circ} \mathrm{C}\) in a neutral solution is (\(p_{\mathrm{H}_2}=1\) bar)

Arrange the following in decreasing order of their pKb values
A. ,\(\mathrm{CH}_3 \mathrm{NH}_2\)
B. \((\mathrm{CH}_3)_3 \mathrm{~N}\)
C.
D.

The compound or ion which is not aromatic in the following is

Identify the major product formed from the following.

When 1-chlorobutane is treated with aqueous KOH it gives P. However, when it is treated with alcoholic KOH it gives Q. Identify the products P and Q respectively

What are \(X\) and \(Y\) respectively in the following reactions?
$$\begin{aligned} & \underline{X}+D_2 \mathrm{O} \longrightarrow C_2 D_2+P \\ & \underline{Y}+D_2 \mathrm{O} \longrightarrow C D_4+Q \end{aligned}$$

Equal volumes of 0.5 N acetic acid and 0.5 N sodium acetate are mixed. What is the pH of resultant solution? (\(\mathrm{p} K_a\) of acetic acid \(=4.75\))

Assertion (A) Blood cells collapse when suspended in saline water.
Reason (R) Cell membrane dissolves in saline water.

At \(T(\mathrm{~K}) \times \mathrm{g}\) of a non-volatile solid (molar mass \(78 \mathrm{~g} \mathrm{~mol}^{-1}\)) when added to 0.5 kg water, lowered its freezing point by \(1.0^{\circ} \mathrm{C}\). What is \(x\) (in g)? (\(K_f\) of water...

Identify the correct statements about boron.
I. It has high melting point.
II. It has high density.
III. It has high electrical conductivity.
IV. B-10 isotope of it has high ability to absorb neutrons.

Assertion (A) HCl gas is dried by passing through concentrated H\(_2\)SO\(_4\).
Reason (R) HCl gas reacts with NH\(_3\) that gives white fumes.

Lithium shows diagonal relationship with element '\(X\)' and aluminium with \(Y . X\) and \(Y\) respectively are

The correct order of the metallic character of the elements \(\mathrm{Be}, \mathrm{Al}, \mathrm{Na}, \mathrm{K}\) is

Which of the following tetrahalides does not exist?

The catalyst used in the manufacture of polyethylene is a mixture of

What are the oxidation states of three Br atoms in \(\mathrm{Br}_3 \mathrm{O}_8\) molecule?

Identify A and B from the following reaction,
\(\mathrm{NaNO}_3 \xrightarrow{\Delta} x A+y B\)

Assertion (A) MgSO\(_4\) is readily soluble in water.
Reason (R) The greater hydration enthalpy of Mg\(^{2+}\) ions overcome is lattice enthalpy.

If molten NaCl contains \(\mathrm{SrCl}_2\) as impurity, crystallisation can generate

Photographic plates are prepared by coating emulsion of which of the following in gelatin?

The number of network solids and ionic solids in the list given below is respectively. \(\mathrm{H}_2 \mathrm{O}\) (ice), \(\mathrm{AlN}, \mathrm{Cu}, \mathrm{CaF}_2\), diamond, MgO , $$\mathrm{CCl}_4, \mathrm{ZnS}, \mathrm{Ag}, \mathrm{NaC...

The statement related to law of definite proportions is

What are \(x\) and \(y\) in the following reaction?
\(x \mathrm{~Pb}_3 \mathrm{O}_4 \longrightarrow y \mathrm{PbO}+\mathrm{O}_2\)

Among the gases a, b, c , d, e and f, the gases that show only positive deviation from ideal behaviour at all pressures in the graph are

The diameters range of colloidal particles is approximately.

Identify the reaction/process in which the entropy increases.

State \(1 \rightleftharpoons\) State \(2 \rightleftharpoons\) State 3
$$\left(\begin{array}{l}T=300 \mathrm{~K} \\ p=15 \mathrm{bar} \\ 1 \mathrm{~mol}\end{array}\right)\left(\begin{array}{l}T=300 \mathrm{~K} \\ p=10 \mathrm{bar} \\ 1 \math...

At any point \((x, y)\) on a curve if the length of the subnormal is \((x-1)\) and the curve passes through \((1,2)\), then the curve is a conic. A vertex of the curve is

If the curves \(y=x^3-3 x^2-8 x-4\) and \(y=3 x^2+7 x+4\) touch each other at a point \(P\), then the equation of common tangent at \(P\) is

The condition that \(f(x)=a x^3+b x^2+c x+d\) has no extreme value is

If \(x^3-2 x^2 y^2+5 x+y-5=0\), then at \((\mathrm{l}, \mathrm{l}), y^{\prime \prime}(\mathrm{l})=\)

The minimum value of \(f(x)=x+\frac{4}{x+2}\) is

The maximum value of \(f(x)=\frac{x}{1+4 x+x^2}\) is

The length of the intercept on the line \(4 x-3 y-10=0\) by the circle \(x^2+y^2-2 x+4 y-20=0\) is

The pole of the line \(\frac{x}{a}+\frac{y}{b}=1\) with respect to the circle \(x^2+y^2=c^2\) is

The locus of centers of the circles, possessing the same area and having \(3 x-4 y+4=0\) and \(6 x-8 y-7=0\) as their common tangent, is

For any two non-zero real numbers \(a\) and \(b\) if this line \(\frac{x}{a}+\frac{y}{b}=1\) is a tangent to the circle \(x^2+y^2=1\), then which of the following is true?