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

If \[\ce{C_{(s)} + O_{2(g)} -> CO_{2(g)}}\], ΔH = - 396 kJ mol^-1, calculate heat liberated during formation of 0.154 kg of CO₂.

The molar heat capacity of water at constant pressure is 75 JK⁻¹ mol⁻¹. When 1 kJ of heat is supplied to 100 g of water, which is free to expand, the increase in temperature of the water is ______.

The compound which reacts fastest with Lucas reagent at room temperature is ______.

According to the Le-Chatelier principle, adding heat to a solid \[\ce{<=>}\] liquid equilibrium will cause the ______.

Which one of the following is Swartz reaction?

Henry’s law constant of oxygen is 1.4 × 10^–3 mol lit^–1 atm^–1 at 298 K. How much of oxygen is dissolved in 100 ml at 298 K when the partial pressure of oxygen is 0.5 atm?

The reaction takes place in two steps as

(i) \[\ce{NO2Cl(g) ->[k1] NO2(g) + Cl(g)}\]

(ii) \[\ce{NO2Cl(g) + Cl(g) ->[k2] NO2(g) + Cl2(g)}\]

Identify the reaction intermediate.

Which among the following phenolic compound is most acidic in nature?

The solubility (in mol L⁻¹) of AgCl (K_sp = 1.0 × 10⁻¹⁰) in a 0.1 M KCl solution will be ______.

Name the catalyst used in commercial method of preparation of phenol.

Electrode potentials (E⁰) are given below:

Cu⁺/Cu = + 0.52 V,

Fe³⁺/Fe²⁺ = + 0.77 V,

\[\ce{1/2I2(s)/I^-}\] = + 0.54 V,

Ag⁺/Ag = + 0.88 V

Based on the above potentials, the strongest oxidizing agent will be:

The number of molecules in 8.96 litres of gas at 0°C and 1 atm. pressure is approximately ______.

Identify the compound amongst the following of which 0.1 M aqueous solution has highest boiling point.

The greenhouse effect is because of the ______.

Which reagent is used in Etard reaction?

Z is:

The acid, which contains both -OH and -COOR groups is ______.

The correct order of ligands in the spectrochemical series is ______.

Product (B) in this reaction is:

Amongst the following alcohols which would react fastest with cone. HCl and ZnCl₂?