Chemistry
Grade-9
Easy

Question


How many valence electrons are in the element Iodine?

  1. 1
  2. 4
  3. 7
  4. 8

hintHint:

Iodine is a halogen.

The correct answer is: 7


    • In the periodic table there are 118 elements arranged in 18 groups and 7 periods.
    • Iodine is a halogen located in group 17.
    • Iodine has seven electron in their valence shell.

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