List of top Chemistry Questions asked in AP EAPCET

An alcohol X $\mathrm{C_5H_{12}O}$ on dehydration gives Y (major product). Reaction of Y with HBr gave Z ($\mathrm{C_5H_{11}Br}$, major product). Z undergoes nucleophilic substitution in two steps. What are X and Y?

Which of the following exhibit ionization isomerism?
I) [Cr(NH$_3$)$_4$Cl$_2$]Cl
II) [Ti(H$_2$O)$_5$Cl]Cl(NO$_3$)$_2$
III) [Pt(en)(NH$_3$)$_4$]Cl(NO$_3$)
IV) [Co(NH$_3$)$_4$(NO$_3$)$_2$]NO$_3$

Consider the following statements:
Statement-I: Lysine, arginine are essential and basic amino acids.
Statement-II: Leucine, phenyl alanine are non-essential and neutral amino acids.
Which of the following is correct?

Which of the following do not reduce Tollens' reagent?
a) Fructose
b) Sucrose
c) Lactose
d) Cellulose

A polymer sample contains 10 molecules each with molecular mass 5,000 and 5 molecules each with molecular mass 50,000. The number average molecular mass of the polymer sample is

Consider the following statements:
Statement-I: Shaving soaps contain glycerol to prevent rapid drying.
Statement-II: Laundry soaps contain sodium carbonate as filler.
Which of the following is correct?

Which of the following sets of reagents convert aniline to chlorobenzene?

$R \to P$ is a first-order reaction. The concentration of R changed from 0.04 to 0.03 mol L$^{-1}$ in 40 minutes. What is the average velocity of the reaction in mol L$^{-1}$ s$^{-1}$?

In a cell, a copper electrode was used as a cathode. What is the electrode potential (in V) of the copper electrode dipped in 0.1 M Cu$^{2+}$ solution at 298 K? $$ E^{\circ} = 0.34\, V, \quad \frac{2.303RT}{F} = 0.059\, V $$

Identify the incorrect statement regarding the interstitial compounds.

Which of the following are carbonate ores?
I. Siderite
II. Kaolinite
III. Calamine
IV. Sphalerite

Which of the following statements regarding adsorption theory of heterogeneous catalysis is not correct?

Orthophosphorus acid on disproportionation gives PH$_3$, and another oxoacid of phosphorus X. The basicity of X is

Which one of the following gases is the major contributor to global warming?

What is 'Z' in the following reaction sequence? (Alcohol = colorless) $$ \mathrm{C_3H_6} \xrightarrow[\text{CCl}_4]{\mathrm{Br_2}} \mathrm{X} \xrightarrow[\Delta]{\text{i) KOH/alcohol} \\ \text{ii) NaNH}_2} \mathrm{Y} \xrightarrow[\mathrm{Hg}^{2+}, \mathrm{H}^+]{333\,K} \mathrm{Z} $$

At $T(K)$, the vapor pressure of water is $x$ kPa. What is the vapor pressure (in kPa) of 1 molal solution containing non-volatile solute?

A metal crystallizes in simple cubic lattice. The radius of the metal atom is $x\, pm$. What is the volume of the unit cell in $pm^3$?

Elements X and Y form two non-volatile compounds (XY and XY$_2$). When 10 g of XY is dissolved in 50 g of ethanol, the depression in freezing point ($\Delta T_f$) was 5.333 K. When 10 g of XY$_2$ is dissolved in 50 g of ethanol, the $\Delta T_f$ was 2.2857 K. What are the atomic weights of X and Y respectively?
($K_f = 2 \, \text{kg mol}^{-1}$)

Consider the following: Statement I: CCl₄ does not undergo hydrolysis. But SiCl₄ undergoes hydrolysis.
Statement II: Thermal and chemical stability of GeX₄ is more than GeX₂.

Identify the hydride which is not correctly matched with the example given in brackets.