(A) 8.3143 J/K.mole
(B) 8.3143 N.m/ .mole
(C) 0.0821 N.m/ .mole
(D) 0.0821 N.m/K.mole
Answer: (A) 8.3143 J/K.mole
The value of R (general gas constant) in S.I Unit is 8.3143 J/K.mole.
Category: FPSC Chemistry Lecturer Test Past Papers
FPSC Chemistry Lecturer (BS-17) Test Past Papers Solved MCQs Questions with Answers.
Bohr’s Atomic model is contradicted by:
(A) Planck’s Quantum Theory
(B) Chadwick Experiment
(C) Heisenberg uncertainty Principle
(D) Faraday’s Law
Answer: (C) Heisenberg uncertainty Principle
Bohr’s Atomic model is contradicted by Heisenberg uncertainty Principle.
The e ⁄ m value of electron is :
(A) 1.758×1011 c/kg
(B) 0.000550 c/kg
(C) 1.008 c/kg
(D) 9.11×10-28 c/kg
Answer: (A) 1.758×1011 c/kg
The e ⁄ m value of electron is 1.758×1011 c/kg.
The reaction which involves both oxidation and reduction is known as:
(A) Addition reaction
(B) Redox reaction
(C) Elimination reaction
(D) Substitution reaction
Answer: (B) Redox reaction
The reaction which involves both oxidation and reduction is known as redox reaction.
The rate of reaction:
(A) Increases as the reaction proceeds
(B) Decreases as the reaction proceeds
(C) Remain the same as the reaction proceed
(D) May decreases or increases as the reaction proceed
Answer: (A) Increases as the reaction proceeds
The rate of reaction increases as the reaction proceeds.