List of top Questions asked in AP EAPCET- 2022

Assertion (A): H\(_2\)SO\(_4\) acts as a base in the presence of perchloric acid.
Reason (R): Ortho phosphoric acid is a weaker acid than H\(_2\)SO\(_4\). (Assume equal concentration in all cases)
Identify the carbonate which is thermally very stable.
Which pair of the following elements do not give flame test?
Identify the electron rich hydrides from the following:

Identify the pair of molecules/ions in which hybridisation of central atom is same, while their geometries are different.
The plot of \(V(L)\) vs \(t(^\circ C)\) is shown for an ideal gas. If molecular weight of the gas is 16, how many grams of the gas is used in the experiment? (P = 1 atm)

C\(_p\) of a gas is 30 J mol\(^{-1}\) K\(^{-1}\). If the gas is heated from 298 K to 348 K at 1 atm, the change in internal energy of 1 mole of gas at constant volume is approximately (R = 8.3 J K\(^{-1}\) mol\(^{-1}\))
At STP, 1.54 g of MnO\(_2\) reacted with excess HCl. What is the volume of Cl\(_2\) produced at STP? (At. wt: Mn = 55 u, O = 16 u)
Which of the following is not an extensive property?
Match the following:

This is called as Baker's Yeast:
The maximum number of spectral lines formed when an excited electron of a hydrogen atom in \( n = 5 \) drops to lower states is:
Which pair of elements have same electronegativity values in Pauling scale?
Match the following:

In which of the following conversions decrease in bond order is observed?
(I) \( O_2 \rightarrow O_2^- \)
(II) \( O_2 \rightarrow O_2^{2-} \)
(III) \( C_2 \rightarrow C_2^{2-} \)
(IV) \( N_2 \rightarrow N_2^+ \)
The radius of third orbit of He\(^+\) is \( Y \, \text{Å} \). The radius of second orbit of Li\(^{2+}\) (in Å) is:
The plant material in special nutrient media under sterile conditions in test tube able to regenerate from any part is called:
Virus free plants are obtained in 'In vitro' through:
'Flavr Savr' variety of transgenic plant is suitable for storage and transport is a:
Enzymes that join foreign DNA to plasmids to form recombinant DNA are:
The following sequence read the same on two strands in 5' → 3' and 3' → 5' direction is called as:
Checkerboard method for calculation of gametes was proposed by:
Antibiotics are produced by .......:
The enzyme helpful in joining the DNA fragments is:
If a single gene influences several characters it is known as: