Q.1
Valence Electrons of Silicon
  • 1
  • 2
  • 3
  • 4
Q.2
Valence electrons of Sodium
  • 1
  • 2
  • 3
  • 4
Q.3
Valence Electrons of Calcium
  • 1
  • 2
  • 3
  • 4
Q.4
Valence Electrons of Argon
  • 5
  • 6
  • 7
  • 8
Q.5
Identify the Electron Configuration for Aluminum (Al)
  • 1s2 2s2 2p6 3s2 3p1
  • 1s2 2s2 2p6 3s2 3p3
  • 1s2 2s2 2p6 3s2 4p1
Q.6
Which of these elements has 7 valence electrons?
  • bromine
  • boron
  • barium
  • bismuth
Q.7
How many valence electrons are in an atom of P?
  • 4
  • 5
  • 2
  • 3
Q.8
How many valence electrons are found in atoms of aluminum?
  • 6
  • 3
  • 13
  • 16
Q.9
How many valence electrons are found in atoms of Iodine?
  • 4
  • 7
  • 9
  • 1
Q.10
How many valence electrons are in an atom of Ba?
  • 2
  • 8
  • 4
  • 1
Q.11
How many valence electrons are found in atoms of Radium?
  • 2
  • 7
  • 9
  • 1
Q.12
Valence Electrons of Magnesium
  • 1
  • 2
  • 3
  • 4
Q.13
How many valence electrons does chlorine have?
  • 2
  • 3
  • 6
  • 7
Q.14
What groups are the most reactive metals?
  • 2 and 3
  • 1 and 18
  • 1 and 2
  • 16 and 17
Q.15
Valence Electrons of Aluminum
  • 1
  • 2
  • 3
  • 4
Q.16
Which elements have the most similar chemical properties?
  • boron and carbon
  • oxygen and sulfur
  • aluminum and bromine
  • argon and silicon
Q.17
How many valence electrons does sulfur have?
  • 2
  • 4
  • 6
  • 8
Q.18
Why are halogens so reactive?
  • They want to get rid of their only valance electron
  • They only need one more electron
  • They are non reactive, they have a full shell
Q.19
Which of the following elements has two valence electrons?
  • potassium
  • fluorine
  • helium
  • aluminum
Q.20
Which of the following statements describes group 2 of the periodic table?
  • Stable non-metals with 1 valence electron
  • Stable Metals with 2 valence electrons
  • Highly reactive non-metals with 1 valence electron.
  • Highly reactive metals with 2 valence electrons.
0 h : 0 m : 1 s