Oxygen is in which group in the periodic table?
Elements in the Periodic Table:
The periodic table shows the known and established elements and it is arranged based on their number of protons or atomic number. Elements can be located in the periodic table by knowing the group it belongs. The groups in the periodic table refers to the vertical column. The elements are part of a certain group and share the same number of valence electrons.
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fromChapter 7 / Lesson 2
The periodic table contains information about elements, such as their symbol, atomic number, and atomic mass. Understand the structure and uses of the periodic table and learn about the order and groups of elements.