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ELECTRON IN ATOM

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    This is about electronic configuration and also ionization energy
  •   Study   Slideshow
  • How many electrons does Si contain?
    14
  •  5
  • How many electrons can the first energy level hold?
    2
  •  5
  • The atomic number tells you...
    the number of protons and also electrons
  •  5
  • the number of protons
    negative
  •  5
  • Which two particles are contained in the nucleus of an atom?
    Protons and neutrons
  •  5
  • What is the simple electronic configuration (using its shell) of Lithium?
    2,1
  •  10
  • What is the electronic configuration of a potassium atom (using the order of its orbital)?
    1s2; 2s2; 2p6; 3s2; 3p6; 4s1
  •  15
  • The electronic configuration of an atom is 1s2; 2s2; 2p6. The number of electrons in the atom is
    10
  •  5
  • What atom matches this electron configuration? 1s2; 2s2; 2p6; 3s2; 3p6; 4s2; 3d10
    Zinc
  •  15
  • What electron configuration matches an oxygen atom?
    1s2; 2s2; 2p4
  •  10
  • What atom matches this electron configuration? 1s2; 2s2; 2p6; 3s2
    Magnesium
  •  15
  • Write the electronic configuration for sodium Na (Z=11)
    1s2 2s2 2p6 3s1
  •  15
  • State the valence electronic configuration for Mg (Z=12)
    3s2
  •  15
  • Determine the element that has valence electron 3s2; 3p1
    Al
  •  15
  • How many unpaired electron of electronic configuration for Sulphur, S (Z=16)
    2
  •  25
  • Use an electron configuration to determine the total number of electrons in the 3rd energy level (n=3) in a titanium atom (Z = 22).
    10
  •  20