List of top Questions asked in AP EAMCET

When 1-chlorobutane is treated with aqueous KOH it gives \(P\). However, when it is treated with alcoholic KOH it gives \(Q\). Identify the products \(P\) and \(Q\) respectively.

Identify the major product formed in the following reaction sequence.

Arrange the following in increasing order of their reactivity for nucleophilic addition reaction.

In the presence of peroxide, styrene reacts with \(HBr\) to give \(X\). When \(X\) reacts with magnesium in dry ether followed by \(CO_2\) and hydrolysis gave \(Y\). Treatment of \(Y\) with \(PCl_5\) and then next with \(H_2, Pd-BaSO_4\) gave \(Z\). What is \(Z\)?

Arrange the following in decreasing order of their \(pK_b\) values

Which hormone tends to increase the blood glucose level in human?

Which of the following is correct related to the colours of \(TiCl_3\) (X) and \([Ti(H_2O)_6]Cl_3\) (Y).

The catalyst used in the manufacture of polyethylene is a mixture of

Assertion (A): HCl gas is dried by passing through concentrated \(H_2SO_4\).
Reason (R): HCl gas reacts with \(NH_3\) that gives white fumes.

Which of the following molecules is eliminated during peptide bond formation?

The diameter range of colloidal particles is approximately

Photographic plates are prepared by coating emulsion of which of the following in gelatin.

What are \(x\) and \(y\) in the following reaction?
\[ x\mathrm{Pb_3O_4}\rightarrow y\mathrm{PbO}+O_2 \]

The rate constant for a zero order reaction \(A \rightarrow\) products is \(0.0030\ \mathrm{mol\ L^{-1}\ s^{-1}}\). How long will it take for the initial concentration of \(A\) to fall from \(0.10\ \mathrm{M}\) to \(0.075\ \mathrm{M}\)?

The reduction potential of hydrogen electrode at \(25^\circ C\) in a neutral solution is
\[ (p_{H_2}=1 \text{ bar}) \]

Assertion (A): Blood cells collapse when suspended in saline water.
Reason (R): Cell membrane dissolves in saline water.

The compound or ion which is not aromatic in the following is

At \(T(K)\), \(x\) g of a non-volatile solid (molar mass \(78\ \mathrm{g\ mol^{-1}}\)) when added to \(0.5\) kg water, lowered its freezing point by \(1.0^\circ C\). What is \(x\) (in g)?
\[ K_f \text{ of water at } T(K)=1.86\ \mathrm{K\ kg\ mol^{-1}} \]

Which of the following tetrahalides does not exist?

The correct order of acidity of the following compounds is

The number of network solids and ionic solids in the list given below is respectively
\[ H_2O \, (ice),\; AlN,\; Cu,\; CaF_2,\; diamond,\; MgO,\; CCl_4,\; ZnS,\; Ag,\; NaCl,\; SiO_2 \]

If molten NaCl contains \(\mathrm{SrCl_2}\) as impurity, crystallization can generate

The formation of ammonia from its constituent elements is an exothermic reaction. The effect of increase temperature on the reaction equilibrium is

Identify \(A\) and \(B\) from the following reaction
\[ NaNO_3 \xrightarrow{\Delta} xA + yB \]

Equal volumes of \(0.5 \, N\) acetic acid and \(0.5 \, N\) sodium acetate are mixed. What is the pH of resultant solution?
\[ (pK_a \text{ of acetic acid } = 4.75) \]