TS EAMCET 2022 (Online) 19th July Morning Shift

Sodium tertiary butoxide or reaction with methyl bromide produced the product $P$. Sodium methoxide upon reaction with tertiary butyl bromide generated the product $Q$. The products $P$ and $Q$ are

The correct order of rate of acid mediated dehydration reaction of the following compounds is

\(\text { Match the following. }\)


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In the following compounds, the ones that give positive iodoform test are

Benzene on reaction with acetyl chloride in the presence of anhydrous $\mathrm{AlCl}_3$ gave the product $P$. The product $P$ on reaction with methylmagnesium bromide followed by treatment with water furnished the product $Q$. The molecular...

If the uncertainty in velocity is $\frac{1}{2 m} \sqrt{\frac{h}{\pi}}$, then the ratio of uncertainty in position and momentum is

Assertion (A) Both glucose and fructose have the same $D$-configuration.
Reason (R) Both glucose and fructose are dextrorotatory.
The correct option among the following is

Which of the following set of compounds react with $\mathrm{NaHCO}_3$ ?

The correct pair of species with $(A)$ the highest bond order and ( $B$ ) diamagnetic character is

The incomplete Lewis representation of $\mathrm{CO}_3^{2-}$ is given below. The formal charge on atoms marked as $a, b$ and c respectively, are

In which of the following reactions at equilibria, the position of the equilibrium shifts towards the products, if the total pressure is increased?
(i) $X_2(g)+3 Y_2(g) \rightleftharpoons 2 X_3(g)$
(ii) $X_2(g)+Y_2(g) \rightleftharpoons 2 X...

The reaction, $2 A \rightarrow 2 B+C$ has a rate constant of $1.2 \times 10^{-2} \mathrm{~s}^{-1}$. Which of the following is correct?

Among the following set of reactions, the most suitable method for preparing secondary amine is

The valency shell electronic configuration of Cr and Cu atoms, respectively, are

Identify all the correct statements for lanthanoide contraction.
(A) The covalent properties of the lanthanoide metal hydroxides increases from La to Lu.
(B) The chemical reactivity decreases from La to Lu.
(C) $\mathrm{La}(\mathrm{OH})_3$ ...

The correct order of ionic radii of trivalent ions $\mathrm{Y}^{3+}, \mathrm{La}^{3+}, \mathrm{Eu}^{3+}$ and $\mathrm{Lu}^{3+}$ is $(\mathrm{Y}=39, \mathrm{La}=57, \mathrm{Eu}=63, \mathrm{Lu}=71)$

When permanganate ion is heated at 513 K , led to the formation of two manganese based products. The physical properties of the product in which manganese with the higher oxidation state than the other are

On treating $\mathrm{SO}_2$ with aqueous solution of $\mathrm{KMnO}_4$, the manganese ion reduces to

Given, $E_{\mathrm{Mn}^{7+} / \mathrm{Mn}^{2+}}^{\circ}=1.51 \mathrm{~V}, E_{\mathrm{Mn}^{4+} / \mathrm{Mn}^{2+}}^{\circ}=1.23 \mathrm{~V}$ Calculate the $E_{\mathrm{Mn}^{7+} / \mathrm{Mn}^{4+}}^{\circ}$.

\(\text { The major product of the following reactions is }\)

The major products $P$ and $Q$ in the following reactions, respectively, are

The major product formed in the following reaction sequence is

The freezing point of heavy water at 1 atm pressure is

The Henry's law constant for the solubility of $\mathrm{N}_2$ gas in Water at 298 K is $1 \times 10^5 \mathrm{~atm}$. The mole fraction of air is 0.8 . The number of moles of $\mathrm{N}_2$ from air dissolved in 10 moles of water at 298 K a...

What is the effect of external pressure on the osmotic pressure (OP) of a solution?

The correct order of Lewis acidic character of boron trihalides is

The acidic oxide from the following is

\(\text { Match the following. }\)
$$ \begin{array}{lcll} \hline & \text { Column-I (Molecule) } & & \text { Column-II (Colour) } \\ \hline \text { (A) } & \mathrm{F}_2 & \text { (I) } & \text { Red } \\ \hline \text { (B) } & \mathrm{Cl}...

The correct decreasing order of the following ' Xe ' compounds to act as both fluorinating and oxidising agent is
(i) $\mathrm{XeF}_6$
(ii) $\mathrm{XeF}_4$
(iii) $\mathrm{XeF}_2$

Phosphorus and phosphoric acids are, respectively,
............... acids.

A nitrogen oxide that forms "in situ" when dilute $\mathrm{FeSO}_4$ is treated with aqueous solution of nitrate ion and then careful addition of conc. $\mathrm{H}_2 \mathrm{SO}_4$ along the sides of test tube, is

The correct order of the electron gain enthalpy of the given elements is

Which of the following salts can accommodate more number of $\mathrm{H}_2 \mathrm{O}$ molecules per molecule in their halide hydrates?

The number of nearest neighbours in a bcc unit cell is

The average molecular weight of the air which has $21 \%$ of $\mathrm{O}_2$ and $79 \%$ of $\mathrm{N}_2$, is

The number of significant figures in 2.0400 is

Identify the values of $a, b, c, d$ and $e$ for the following unbalanced reaction,
$$ \begin{aligned} a \mathrm{KNO}_3+5 \mathrm{C}_{12} \mathrm{H}_{22} \mathrm{O}_{11} \longrightarrow b \mathrm{~N}_2 & +c \mathrm{CO}_2 +d \mathrm{H}_2 \ma...

A plot of the compressibility factor $(z)$ vs $p$ is shown below for $\mathrm{H}_2, \mathrm{He}, \mathrm{N}_2, \mathrm{CO}_2$ and $\mathrm{SO}_2$. Identify the plot for $\mathrm{CO}_2$ gas.

Which of the following does not show Tyndall effect?

Given,
\(\mathrm{H}_2(g)+\frac{1}{2} \mathrm{O}_2(g) \longrightarrow \mathrm{H}_2 \mathrm{O}(l) ; \Delta H=-285 \mathrm{~kJ}\)
$$ \begin{aligned} & \mathrm{N}_2 \mathrm{O}_5(g)+\mathrm{H}_2 \mathrm{O}(l) \longrightarrow 2 \mathrm{HNO}_3(l...

If $\theta$ is the acute angle between the curves $x^2+y^2=4$ and $y^2=3 x$, then $\tan \theta=$

Let $\sqrt{3}$ be the radius and $\frac{\pi}{3}$ be the semi-vertical angle of the given cone. Then, the height of the right circular cylinder of maximum volume that can be inscribed in the given cone is

If $k$ is the coefficient of $x^5$ in the expansion of $\left(2 x^2-\frac{1}{3 x^3}\right)^5$, then $\frac{3 k}{2}=$

The equation of the incircle of the triangle formed by the lines $x=0, y=0$ and $3 x+4 y-24=0$ is

If two tangents are drawn from the point $P\left(\frac{\pi}{4}\right)$ on the circle $x^2+y^2=4$ to the circle $x^2+y^2=1$, then the slopes of the tangents are

If $5 x+6 y-34=0$ and $2 x+y+c=0$ are conjugate lines with respect to the circle $x^2+y^2-8 x-10 y+25=0$, then the point on the line $2 x+y+c=0$ is

If $C_1$ and $C_2$ are the centres of similitude with respect to the circles $x^2+y^2+6 x+8 y+24=0$ and $x^2+y^2-6 x-8 y+9=0$, then $C_1 C_2=$

Let $x+y=0$ be the radical axis of the circles $S \equiv x^2+y^2+2 g x+2 f y+c=0$ and $S \equiv x^2+y^2-6 x-4 y+4=0$ and the radius of the circle $S=0$ be 1 . The $g+f=$

The radius of the circle which cuts all the three circles $x^2+y^2-4 x-4 y+3=0, x^2+y^2+4 x-4 y+3=0$ and $x^2+y^2+4 x+4 y+3=0$ orthogonally is

If $(2 x-y+1)+i(x-2 y-1)=2-3 i$, then the multiplicative inverse of $(x-i y)$ is