来自白树范的问题
【但是要英语好的哦.Inwhichofthefollowingcompoundsdoesthecompundcontainbothionicandcovalentbonds?A)potassiumsulphideB)sodiumhydroxideC)calciumoxideD)magnesiumchloride】
但是要英语好的哦.
Inwhichofthefollowingcompoundsdoesthecompundcontainbothionicandcovalentbonds?
A)potassiumsulphide
B)sodiumhydroxide
C)calciumoxide
D)magnesiumchloride
