![An element has an electronic configuration of 2, 8, 7. Its valency is](https://www.gkseries.com/blog/wp-content/uploads/2022/01/An-element-has-an-electronic-configuration-of-2-8-7.-Its-valency-is.png)
Q. An element has an electronic configuration of 2, 8, 7. Its valency is
A. 2
B. 7
C. 3
D. 1
Answer: 1
A. 2
B. 7
C. 3
D. 1
Answer: 1
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