Neutrons moving with an energy of 1.2 MeV are called_______________?

Related Mcqs:

1. Sum of protons and neutrons in an atom gives off _________ ?

   A. Nucleon numbera
   B. Mass number
   C. Atomic number
   D. Both A and B

   Submitted by: Rashid Mehmood

2. A helium nucleus comprising of two protons and two neutrons with a charge of 2e is _________ ?

   A. Beta particle
   B. Gamma particle
   C. Alpha particle
   D. Negative particle

   Submitted by: Rashid Mehmood

3. Element that have same number of neutrons are called__________?

   A. isotope
   B. isobar
   C. isotone
   D. None of these

   Submitted by: Ayyan Khan

4. 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

5. 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

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

   B. Exothermic
   C. Moderate reaction
   D. No reaction

7. When an electron is moving with velocity of 2.188 x 106 ms-1 in the first orbit of Bohrs model of hydrogen. The de Broglie wavelength of electron is______________?

   A. 0.33 nm
   B. 0.34 nm
   C. 0.35 nm
   D. 0.36 nm

8. The partial pressure exerted by the water vapours is called_______________?

   A. Surface tension
   B. Aqueous tension
   C. Vapour pressure
   D. Hydraulic pressure

9. Reaction which proceeds in both directions is called_______________?

   A. reversible
   B. irreversible
   C. spontaneous
   D. non-spontaneous

10. The compounds in which water molecules are added are called_______________?

    A. Hydrated ions
    B. double salts
    C. hydrates
    D. complexes