6 15 16= C P S
1 3 11 = H Li Na
87 56 12 =???
HELPS!!!
2007-08-11 5:29 am
回答 (1)
2007-08-11 4:59 pm
✔ 最佳答案
This is the atomic number of elements...6 = C (carbon)
15 = P (Phosphorus)
16 = S (Sulphur)
1 = H (Helium)
3 = Li (Lithium)
11 = Na (Sodium)
Then,
87 = Fr (Francium)
56 = Ba (Barium)
12 = Mg (Magnesium)
收錄日期: 2021-04-23 19:22:24
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070810000051KK05607