问题
选择题
| Please late for class again. |
[ ] |
| A. don't B. don't be C. won't D. won't be |
答案
答案：B
搜题请搜索小程序“爱下问搜题”
| Please late for class again. |
[ ] |
| A. don't B. don't be C. won't D. won't be |
答案：B
已知下表中元素的原子半径，根据表中数据推测磷原子的半径可能是
| 原子 | N | S | O | Si |
| 半径r/10-10m | 0.75 | 1.02 | 0.74 | 1.17 |
C、1.10×10-10m D、1.20×10-10m