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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

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1.

The alpha particle scattering experiment was carried out by

  J. Chadwick

  E. Rutherford

  J. J. Thomson

  E. Goldstein

  Half-n-half Clue
 

2.

The currently accepted model of the atom is that of

  de Broglie

  Rutherford

  Bohr

  Heisenberg

  Half-n-half Clue
 

3.

As a result of Rutherford's scattering experiment, it was concluded that

  most of the atom is empty.

  the center of the atom has a negative charge.

  atomic mass is spread over the whole atom.

  the center of the atom is empty.

  Half-n-half Clue
 

4.

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

  75%

  25%

  50%

  Negligible

  Half-n-half Clue
 

5.

Neutrons are

  neutral particles with mass.

  positively-charged particles with mass.

  negatively-charged particles with negligible mass.

  positively-charged particles with negligible mass.

  Half-n-half Clue
 

6.

According to Rutherford,

  the electrons revolve around the nucleus.

  the protons revolves around the nucleus.

  the nucleus revolves around the electrons.

  the neutrons revolve around the nucleus.

  Half-n-half Clue
 

7.

Atoms of an element with the same number of protons but different number of neutrons in the nucleus are known as

  Isosters

  Twin Atoms

  Isotopes

  Isobars

  Half-n-half Clue
 


 
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