![Number of protons, neutrons and electrons in the element 89X231 is](https://www.gkseries.com/blog/wp-content/uploads/2022/01/Number-of-protons-neutrons-and-electrons-in-the-element-89X231-is.png)
Q. Number of protons, neutrons and electrons in the element 89X231 is
A. 89, 89, 242
B. 89, 142, 89
C. 89, 71, 89
D. 89, 231, 89
Answer: 89, 142, 89
A. 89, 89, 242
B. 89, 142, 89
C. 89, 71, 89
D. 89, 231, 89
Answer: 89, 142, 89
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