Multiple choice

The element of atomic number 22 belongs to which of the following periods of the periodic table?

  1. Period 2

  2. Period 4

  3. Period 6

  4. Period 8

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Period 4 elements contain 4 shells. Titanium atoms have 22 electrons and the shell structure is 2.8.10.2. As it contains 4 shells, so it belongs to the 4th period.