List of top Chemistry Questions asked in AP EAMCET

Which of the following solutions is used in the styptic action which prevents bleeding of blood?
Two statements are given below:
Statement I: Nitrogen has more ionization enthalpy and electronegativity than beryllium.
Statement II:\( CrO_3 \), \( B_2O_3 \) are acidic oxides.
Correct answer is:
The number of lone pairs of electrons on the central atom of \( BrF_5 \), \( XeO_3 \), \( SO_3 \) respectively are:
A vessel of volume \( V \) L contains an ideal gas at \( T(K) \). The vessel is partitioned into two equal parts. The volume (in L) and temperature (in K) in each part is respectively:
Species A, B, C, D formed in the following bond cleavages respectively are
bond cleavages
100 mL of 0.1 M \( Fe^{2+} \) solution was titrated with \( \frac{1}{60} \) M \( Cr_2O_7^{2-} \) solution in acid medium. What is the volume (in L) of \( Cr_2O_7^{2-} \) solution consumed?
Which of the following reactions of KMnO$_4$ occurs in acidic medium?
Match the following:
Thermosetting polymer
In which of the following sets, allotropes of carbon are correctly matched with their uses?
At 240.55 K, for one mole of an ideal gas, a graph of \( P \) (on y-axis) and \( V^{-1} \) (on x-axis) gave a straight line passing through the origin. Its slope (m) is 2000 J mol\(^{-1}\). What is the kinetic energy (in J mol\(^{-1}\)) of the ideal gas?
The following data is obtained for coagulating a positively charged sol in 2 hours:
coagulating a positively charged sol in 2 hours:
What is the coagulating value of electrolyte for this sol?
Two of the products formed by the reaction of \(X\) with HCl are gases. What is \(X\)? HCl with \(X\) forms gaseous products, two of which are identified.
The number of isomers possible for a dibromo derivative (Molecular weight = 186 u) of an alkene is (Br = 80 u):
Match List-I with List-II:
Diastase
Identify the incorrect statement:
In which of the following sets, the sum of bond orders of the three species is maximum?
The correct order of oxidizing power of the given ions is Given: \( E^{\circ}_{\text{Mg}^{2+}/\text{Mg}} = -2.36 \, \text{V} \) and \( E^{\circ}_{\text{Cl}_2/\text{Cl}^-} = +1.36 \, \text{V}\)
Zinc oxide (white) is heated to high temperature for some time. Observe the following statement regarding above process:
I. Zinc oxide colour changes to pale yellow
II. The type of defect formed is ‘metal deficiency’
III. Some \( Zn^{2+} \) and \( e^- \) are present in interstitial places
In Kolbe's electrolysis of sodium propanoate, products formed at anode and cathode are respectively:
Which one of the following is NOT a disaccharide?
In which of the following Galvanic cells, emf is maximum? (Given: \( E^\circ_{\text{Mg}} = -2.36 \, V \) and \( E^\circ_{\text{Cl}_2/\text{Cl}^-} = +1.36 \, V \))
If the longest wavelength of the spectral line of the Paschen series of \( \text{Li}^{2+} \) ion spectrum is \( x \) Å, then the longest wavelength (in Å) of the Lyman series of the hydrogen spectrum is:
If \( v_0 \) is the threshold frequency of a metal X, the correct relation between de Broglie wavelength \( \lambda \) associated with a photoelectron and frequency \( v \) of the incident radiation is:
Which one of the following alkaline earth metals does not form hydride when it is heated with hydrogen directly?
Which of the following is NOT an essential amino acid?