CHEMICAL EQUILIBRIUM Q.01: Choose the correct answer: (i) For which system does the equilibrium constant, Kc, has units of (conc.)-1? (a) N2 + 3H2 ⇌ 2NH3 (b) H2 + I2 ⇌ 2HI (c) 2NO2 ⇌ N2O4 (d) 2HF ⇌ H2 + F2 ANSWER: (c) 2NO2 ⇌ N2O4 EXPLANATION: The units of Kc are obtained by … Read more
THERMOCHEMISTRY Q.01: Choose the correct answer: (i) If an endothermic reaction is allowed to take place very rapidly in the air, the temperature of the surrounding air: (a) Remains constant (b) Increases (c) Decreases (d) Remains unchanged ANSWER: (c)Decreases EXPLANATION: The endothermic reactions proceed by absorbing heat into the system from the surrounding. So, … Read more
CHEMICAL BONDING Q.01: Select the most suitable answer for the given one. 1) An ionic compound A+B– is most likely to be formed when: (a) The ionization energy of A is high and electron affinity of B is low. (b) The ionization energy of A is low and electron affinity of B is high. (c) … Read more
Here, the solution of textbook exercises of different subjects pertaining to inter part I & II are given. The textbooks belong to All Punjab boards & AJK board.
Here are chapter-wise solutions for the textbook exercises of chemistry 11 (All Punjab & AJK boards):
Here in this section, solved textbook exercises of Biology-11 are given. At present, Punjab Textbook Boards books are taken and solved. The solutions include all type of questions such as Multiple Choice Questions (MCQs), fill in the blanks and short questions. Long questions have not been solved here. They can be consulted from the textbooks. … Read more
BASIC CONCEPTS Here is the complete solution to textbook exercise of chapter-01, Chemistry-11: Q.1: Select the most suitable answer from the given ones in each question. (i) Isotopes differ in: (a) properties which depend upon mass (b) arrangement of electrons in orbitals (c) chemical properties (d) the extent to which they may be affected in … Read more