value: 4\nthe b groups (group is 3 - 12), the groups in the middle of the periodic table, are known as ____…

value: 4\nthe b groups (group is 3 - 12), the groups in the middle of the periodic table, are known as ____ metals. (answer in one word)
Answer
Brief Explanations:
The groups 3 - 12 in the periodic table are well - known as transition metals.
Answer:
transition