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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 currently accepted model of the atom is that of

  Heisenberg

  Rutherford

  Bohr

  de Broglie

  Half-n-half Clue
 

2.

The particle discovered in the anode ray experiments is the

  neutron

  meson

  electron

  proton

  Half-n-half Clue
 

3.

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

  Isotopes

  Isosters

  Twin Atoms

  Isobars

  Half-n-half Clue
 

4.

The sum of the numbers of the protons and neutrons in the atom of an element is known as

  Molecular Weight

  Atomic Number

  Mass Number

  Isotope Number

  Half-n-half Clue
 

5.

The smallest particle of an element which can take part in chemical reactions and may or may not exist independently is the

  compound

  atom

  neutron

  nucleus

  Half-n-half Clue
 

6.

Electrons are

  positively-charged particles with mass.

  positively-charged particles with negligible mass.

  negatively-charged particles with mass.

  negatively-charged particles with negligible mass.

  Half-n-half Clue
 

7.

According to Rutherford,

  the electrons revolve around the nucleus.

  the nucleus revolves around the electrons.

  the neutrons revolve around the nucleus.

  the protons revolves around the nucleus.

  Half-n-half Clue
 


 
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