Question

Write about d block elements.​

Answer 1

Hey Mate☺️

Hey Mate☺️D-Block Elements:

• Hey Mate☺️D-Block Elements:D-Block Elements Are From 3-12 Group
• Generally From IIIA-IIB
• For D-Block Elements_Group Number Can Be Calculated by [(n-1)d subshell + (n)s subshell ]
• There Are 10 Number of Groups In D-Block Elements.
• Electronic Configuration is 10

Hope This Is Enough

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Answer 2

The elements of the middle group are known as d-block elements. They are metals and transitional with valence electron 1 or variable valencies.