1.

An element has its electronic configuration as 2, 8, 2. Now anwswer the following questions : What is the group of this element?

Answer»

Solution :Atomic number of element is 12 and its electronic CONFIGURATION is (2, 8, 2) . As it has 2 valence electrons, this element belongs to GROUP 2 and its name is MAGNESIUM (Mg).


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