List of top Chemistry Questions asked in AP EAPCET

The bond angle is maximum in which of the following molecules?
Which of the following macromolecules is crucial to the communication system in the body?
Observe the following species: AlCl$_3$, NH$_3$, H$^+$, Co$^{3+}$, $^-$OH, Mg$^{2+}$, BF$_3$, Cl$^-$ How many Lewis acids are present in the above list?
The correct order of bond enthalpy of given molecules is
The first ionization enthalpies of Na, Mg and Si are respectively 496, 737 and 786 kJ mol−1. What would be the first ionization enthalpy of Al in kJ mol−1?
Fittig reaction is:

Match the following
List – I (Source)             List – II (Carboxylic Acid)
 

SourceCarboxylic Acid
A. VinegarI. HCOOH
B. ButterII. CH3CH2COOH
C. AntsIII. CH3COOH
 IV. CH3CH2CH2COOH

In the below reaction, geometry of BCl3, X respectively are \(\text{BC}_{3} + \text{NH}_{3} \rightarrow X\)

How many asymmetric carbons are present in the following molecule? HOCH$_2$CH(Br)CH(Br)CH$_2$OH

Which of the following are homopolymers?

Molar conductivities at infinite dilution \( \Lambda_m^\circ \) for \( Ba(OH)_2 \), \( BaCl_2 \) and \( NH_4Cl \) are 457.6, 240.6 and 213.0 \( S cm^2 mol^{-1} \) respectively. The \( \Lambda_m^\circ \) for ammonium hydroxide (in \( S cm^2 mol^{-1} \)) is
Which of the following contains 10 electrons, 11 protons, and 12 neutrons?

Given below are two statements: 
Assertion (A): Hydrolysis of DNA does not form equal numbers of adenine (A) and thymine (T), or guanine (G) and cytosine (C). 
Reason (R): In DNA, adenine forms hydrogen bonds with thymine and cytosine forms hydrogen bonds with guanine. 
The correct answer is:

In nucleoside, the base is attached to which position of the sugar molecule?
The correct order of C − O bond length in CO, CO2−3, CO2 is
When 'X' g of graphite is completely burnt in a bomb calorimeter in excess of \( O_2 \) at 298 K and 1 atm pressure as given in the equation $$ \text{C(graphite)} + O_2(g) \rightarrow CO_2(g) $$ The temperature of calorimeter raised from 298 K to 302 K. If the heat capacity of the calorimeter and molar enthalpy change for the reaction at 1 atm and 298 K are 20.7 kJ K\(^{-1} \) and -248.4 kJ mol\(^{-1} \), 'X' in g is
Which of the following reactions are endothermic and spontaneous?
Select the correct order of radii of the given ions:
Hydrolysis products of isobutyl isonitrile are:
What are ‘X’ and ‘Y’ in the following reactions?
Acetal $\xrightarrow{X}$ CH$_3$COCH$_3$ $\xrightarrow{Y}$ Oxime
At T(K), the electrode potential of A$^{2+}$(X M)$|$A(s) is –0.2285 V. Given $E^\circ_{A^{2+}/A} = -0.14$ V, the value of X in mol L$^{-1}$ is:
Given below are two statements Assertion (A): Conductivity of an electrolyte decreases on dilution Reason (R): On dilution number of ions per unit volume increases The correct answer is

Which of the following is correct with respect to the graph given?
[R] = Conntration at time 't' 
[R]$_0$ = Initial conntration 

Consider the following statements for a gold sol: I) It is macromolecular colloid II) It is a lyophobic sol III) It is a negatively charged sol IV) It is a multimolecular colloid V) It is an associated colloid The correct statements are:

For the reaction A + B → C, the following data were obtained:

The order of reaction with respect to A and B are respectively