Chemistry NCERT Exemplar Solutions Class 11th Chapter Eleven

An organic compound contains 78% (b wt.) carbon and remaining percentage of hydrogen. The right option for the empirical formula of this compound is : [Atomic wt. of C is 12, H is 1]

Among the following alkaline earth metal halides, one which is covalent and soluble in organic solvents is :

Which one among the following is the correct option for right relationship between Cₚ and Cᵥ for one mole of ideal gas?

The correct sequence of bond enthalpy of ' C – X ' bond is :

Given below are two statements :
Statement I : Aspirin and Paracetamol belong to the class of narcotic analgesics.
Statement II : Morphine and Heroin are non-narcotic analgesics.
In the right of the above statements, choose the correct answer from the options given below.

The major product of the following chemical reaction is :
CH₃CH(CH₃)CH=CH₂ + HBr --(C₆H₅CO)₂O₂--> ?

The following solutions were prepared by dissolving 10 g of glucose (C₆H₁₂O₆) in 250ml of water (P₁), 10 g of urea (CH₄N₂O) in 250ml of water (P₂) and 10 g of sucrose (C₁₂H₂₂O₁₁) in 250ml of water (P₃). The right option for the decreasing order of osmotic pressure of these solutions is :

Identify the compound that will react with Hingsberg's reagent to give a solid which dissolves in alkali.

The maximum temperature that can be achieved in blast furnace is :

The molar conductance of NaCl, HCl and CH?COONa at infinite dilution are 126.45, 426.16 and 91.0 cm² mol¯¹ respectively. The molar conductance of CH?COOH at infinite dilution is. Choose the right option for your answer.