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

Slope of the straight line obtained by plotting log₁₀k against represents what term?

The compound that reacts the fastest with sodium methoxide is ______.

The vapour pressure of 100 g of water reduces from 17.53 mm to 17.22 mm when 17.10 g, of substance X is dissolved in it. Substance X can be ______.

The 3d-block elements that exhibits maximum number of oxidation states is ______.

A sample of air turns lime water milky and also turns acidified potassium dichromate green in aqueous solution has low pH. This is due to the presence of pollutants.

A buffer solution is prepared in which the concentration of NH₃ is 0.30 M and the concentration of \[\ce{NH^+_4}\] is 0.20 M. If the equilibrium constant, K_b tor NH₃ equals 1.8 × 10^-5, what is the pH of the solution?

Which type of colloid is formed on the dissolution of soap in water?

In the following reaction:

\[\ce{Ether ->[Hot HI] A + B + H2O}\],

If A and B are identical, the ether is ____________.

Which of the following is an example of substitutional impurity defect?

NH₄CN is a salt of ____________.

Which of the following reaction of diazonium salt involves retention of diazonium group?

Froth and whipped cream are examples of ____________.

When a quaternary ammonium hydroxide is strongly heated, an alkene and a tertiary amine are formed as the products. This reaction is known as ____________.

Which of the following compounds does not contain \[\begin{array}{cc}\backslash\phantom{......}\\\ce{C = O}\\
/\phantom{......}\\\end{array}\] group?

Which one of the following methods is used to make platinum sol?

When a cation or anion from ionic solid leaves its regular lattice site and moves to occupy an interstitial site, it is called as ____________.

If entropy of a solid is greater than zero, at T = 0, it is called ______.

Which of the following statements regarding catalyst is FALSE?

Which of the following is multimolecular colloid?

In the group \[\begin{array}{cc}
\ce{R'}\phantom{.........}\\
\backslash\phantom{.........}\\
\ce{C = O}\\
/\phantom{........}\\
\ce{R}\phantom{.........}
\end{array}\], the carbonyl carbon is joined to other atoms by ____________.