The relatively high energy of the gauche conformation of butane is primarily associated with_________?

Related Mcqs:

1. The reaction of Lucas reagent is the fastest with_________?

   A. (CH3)2CHOH
   B. CH3(CH2)OH
   C. CH3CH2OH
   D. (CH3)3COH

   Submitted by: Muhammad Ali Kunbhar

2. 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

3. In which of the following type of reactions energy of reactant is greater than energy of product________________?

   A. endothermic
   B. exothermic
   C. unpredictable
   D. same

4. Orbitals of same energy produced after mixing of orbitals of different energy are called __________________?

   A. Degenerate orbitals
   B. Generate orbitals
   C. Hybrid orbitals
   D. Zeeman orbitals

5. Energy of reactant higher than energy of product favours A. Endothermic_______________?

   B. Exothermic
   C. Moderate reaction
   D. No reaction

6. Quantum number which tells the energy of electron is________________?

   A. n
   B. 1
   C. m
   D. s

7. Energy released or absorbed when electrons are added in atom is_________________?

   A. Ionization potential
   B. Electronegativity
   C. Electron affinity
   D. Activation energy

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 resonance energy of benzene is__________________?

   A. 150.5 kJ/mol
   B. 250.5 kJ/mol
   C. 150.5 Cal/mol
   D. 250.5 Cal/mol

10. In a closed vessel, a gas is heated from 300K to 600 K. The kinetic energy becomes__________?

    A. Double
    B. Same
    C. Half
    D. Four times

    Submitted by: Muhammad Ali Kunbhar