The Madelung constant of a 1D ...ations and anions is
举一反三
- A、1：10B、1：11C、11：1D、1：12
- What's right about the general properties of crystal? A: If there are anions in a crystal, there must be cations B: If there are anions in a crystal, there must be cations C: There are not necessarily chemical bonds in molecular crystals D: There must be no covalent bond in the ionic crystal
- An ionic crystal consists of cations and anions, therefore, the ionic crystal can conduct electricity.
- 单项选择1( )A newborn baby needs_______care and attention. A: constant B: fluent C: amazed D: pretty
- constant