All of the following were theorized by Bohr in his description of the atom except__________________?

Related Mcqs:

1. All the following variables are used to describle gases except__________________?

   A. pressure
   B. volume
   C. moles
   D. density

2. When an atom absorbs energy the lines in the spectrum will appear which are_________________?

   A. Brighter
   B. Darker
   C. Colourless
   D. Hard to locate

3. Splitting of spectral lines when atom is subjected to magnetic field is called _______________?

   A. Zeemans effect
   B. Starks effect
   C. Photo electric effect
   D. Compton effect

4. 2nd orbit is ___________ away from nucleus of H-atom as compared to 1st orbit is ?

   A. 2-times
   B. 3-times
   C. 4-times
   D. 6 times

5. Atom with higher atomic number produces X-rays of__________________?

   A. Shorter wavelength
   B. Larger wavelength
   C. X-ray not produced
   D. All are possible

6. Atom cannot be divided into simple unitstheorized by________________?

   A. Rutherford
   B. Dalton
   C. Bohr
   D. Schrodinger

7. The number of fundamental particles in an atom of the lightest isotope carbon are_______________?

   A. 6
   B. 12
   C. 18
   D. 20

8. Centrifugal forces are balanced in atom by__________________?

   A. Attractive forces
   B. Repulsive force
   C. Electrons
   D. Neutrons

9. Oxidation state of an atom represents____________________?

   A. Number of electrons gained
   B. Number of electrons lost
   C. Apparent charge in compound
   D. Its vacancies

10. 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