MAH-MHT CET (PCM/PCB) entrance exam Question Bank Solutions for Chemistry

Consider the following reaction.

\[\ce{SO2(g) + 1/2 O2(g) <=>[K1] SO3(g)}\]

\[\ce{2SO3(g)<=>[K2] 2SO2(g) + O2(g)}\]

What is the relation between K₁ and K₂?

A radioactive isotope decayed to 17/32 of its original mass after 60 minutes. Find the half-life of this radioisotope.

An element with molar mass 2.7 × 10^-2 kg/mol. Forms a cubic units cell with edge length of 405 pm. If the density is 2.7 × 10³ kg/m³. Find the nature of a cubic unit cell.

What is the density of potassium, if it has a bcc structure with edge length 4Å?
(Atomic mass of K = 39)

What is the rate constant of a first order reaction if 0.08 mole of reactant reduces to 0.02 mole in 23.03 minutes?

At room temperature, polonium Crystallises in a primitive cubic unit cell. If a = 3.36 Å. Calculate the theoretical density of polonium. [It's atomic weight is 209 g/mol.]

The IUPAC name of the coordination compound \[\ce{[Co(H2O)2 (NH3)4]Cl3}\] is ______.

Which among the following compounds is not a colourless gas?

Which of the following alkenes on oxidation by KMnO₄ in dil H₂SO₄ forms adipic acid?

Identify product B in the following reaction.

\[\ce{Cumene ->[KMnO4, KOH][\Delta] A ->[H3O+] B}\]

The IUPAC name of complex ion \[\ce{[Cr(NH3)4Cl2]+}\] is ______.

The half-life of first order reaction is 1.7 hour. What is its rate constant?

According to Faraday's first law, ______

For an ideal binary liquid solution with `"p"_"A"^circ > "P"_"B"^circ`, which is a relation between X_A (mole fraction of A in liquid phase) and Y_A (mole fraction of A in vapour phase) is correct, X_B and Y_B are mole fractions of B in liquid and vapour phase respectively?

Total vapour pressure of a mixture of 1 mole A`("p"_"A"^circ = 150 " torr")` and 2 mole B`("p"_"B"^circ = 240 " torr")` is 200 mm. In this case, ______.

In hexagonal close packed (hep) structure, ____________ layer and ____________ layer have horizontal and vertical alignment.

Which of the following shows optical isomerism?

The halide that undergoes sp³d hybridisation is ____________.

The CORRECT decreasing order of the basic strength of amines in aqueous solution is:

Identify the INCORRECT statement.