The elements in the __________ period of the periodic table have a core-electron configuration that is the same as the electron configuration of neon.
A、first;
B、second;
C、third;
D、fourth;
E、fifth
发布时间：2025-09-03 10:45:41
请在 下方输入 要搜索的题目：
推荐参考答案 (
由 快搜搜题库 官方老师解答 )
答案：third
相关试题
- 1.The elements in the __________ period of the periodic table have a core-electron configuration that is
- 2.The electron configuration of Neon is ( )
- 3.The electron configuration of Neon is ( )
- 4.Most of the elements on the periodic table are __________.
- 5.According to the periodic table, ______ still some elements undiscovered.
- 6.configuration
- 7.Configuration:
- 8.mounting configuration
- 9.How many groups does the periodic table have?
- 10.Elements with similar chemical properties generally fall into the same group in the periodic table.
