Ncert Solutions Chemistry Class 11th

Number of Cl=O bonds in chlorous acid, chloric acid and perchloric acid respectively are:

Kindly consider the following

Choose the correct answer from the options given below:

The following acids have been arranged in the decreasing order of their acid strength. Identify the correct order.
I. ClOH
II. BrOH
III. IOH

Find the enthalpy of combustion of propane gas from the following data. Bond energy (kJ/mol)
BE_C-H = a₁
BE_O=O = a₂
BE_C=O = a₃
BE_O-H = a₄
BE_C-C = a₅

A fish swimming in water body when taken out from the water body is covered with a film of water of weight 36g. When it is subjected to cooking at 100°C, then the internal energy for vaporization in kJ mol1 is_____________. (nearest integer)

[Assume steam to be an ideal gas. Given ${\Delta }_{vap}{H}^{\Theta }$ ${}_{}{}^{}$ for water at 373K and 1 bar is 41.1 kJ mol1; R = 8.31 JK1mol1]

The term - TΔS_total at constant temperature and pressure is known as

The values of van der Waal's constants 'a' and 'b' for three different gases are given below

The correct order of liquefaction of gases is

Choose the correct answer from the options given below:

1 mole of K₂Cr₂O₇ cannot oxidise

Identify the product in the following reaction: