Concept of Triads was introduced by_______________?

Related Mcqs:

1. The concept of ensemble was introduced by____________?

   A. Boltzmann
   B. Gibbs
   C. Carnot
   D. Mexwell

   Submitted by: Abdul Manan Saddiqe

2. Vapour pressure is not affected by_______________?

   A. Surface area
   B. temperature
   C. intermolecular forces
   D. atmospheric pressure

3. In case of gases Kc is replaced by_______________?

   A. Ka
   B. Kb
   C. Kp
   D. K

4. The value of activation energy is primarily determined by_______________?

   A. Temperature
   B. Effective collision
   C. Concentration of reactants
   D. Chemical nature of reactants and products

5. The concept of telluric helix was developed by___________?

   A. Lother Meyer
   B. A.E de Chancourtois
   C. Newland
   D. Dobereiner

   Submitted by: Muhammad Ali Kunbhar

6. Periodic table provides a basic framework to study elements with respect to their__________________?

   A. Physical properties
   B. Chemical properties
   C. Properties of their compounds
   D. All

7. Higher value of electron affinity means__________________?

   A. Atom will lose electron easily
   B. Atom will gain electron easily
   C. Atom may form di-positive ion
   D. The reason is unknown

8. An element having low value of ionization energy and low value of electron affinity is likely to belong to__________________?

   A. Group IA
   B. Group IB
   C. Group VIIA
   D. Group VIII

9. The longest period in the modern periodic table is___________________?

   A. 6th
   B. 7th
   C. 2nd and 3rd both
   D. 5th

10. Which one of the following is not a periodic property ?

    A. Melting point of elements
    B. Boiling point of elements
    C. Ionization energy of elements
    D. Coordination number of ions