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Chemistry : Atom and Atomic Structure


Answer the following question(s) based on atom and atomic structure.

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Multiple choice

Your Performance  

1.

The volume of the nucleus as compared to the volume of the atom is

  75%

  Negligible

  50%

  25%

  Half-n-half Clue
 

2.

According to Rutherford,

  the protons revolves around the nucleus.

  the nucleus revolves around the electrons.

  the electrons revolve around the nucleus.

  the neutrons revolve around the nucleus.

  Half-n-half Clue
 

3.

The Atomic Theory was given by

  J. J. Thomson

  E. Rutherford

  John Dalton

  James Chadwick

  Half-n-half Clue
 

4.

Electrons are

  positively-charged particles with negligible mass.

  negatively-charged particles with negligible mass.

  negatively-charged particles with mass.

  positively-charged particles with mass.

  Half-n-half Clue
 

5.

The alpha particle scattering experiment was carried out by

  J. J. Thomson

  E. Goldstein

  E. Rutherford

  J. Chadwick

  Half-n-half Clue
 

6.

The number of protons present in the atom of an element is known as the

  Mass Number

  Atomic Weight

  Atomic Number

  Proton Number

  Half-n-half Clue
 

7.

According to Rutherford, the atom consists of the following two parts

  Nucleus and the extra-nuclear part

  Electrons and Protons

  Neutrons and Electrons

  Protons and Neutrons

  Half-n-half Clue
 


 
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