Ionic compounds have the following properties except for ________.
A: have high melting and boiling points.
B: are soluble in water
C: can conduct electricity
D: shatter easily
A: have high melting and boiling points.
B: are soluble in water
C: can conduct electricity
D: shatter easily
举一反三
- Ionic bonded materials are characterized by the following properties except . A: hard B: brittle C: conductor D: high melting temperature
- The solubility of ionic compounds is associated with the lattice energy, the higher the lattice energy, the more soluble the ionic compound.
- IT can be inferred from the passage that Europa and Antarctica have in common which of the following（） A: Both appear to have a surface with many craters B: Both may have water beneath a thin,hard surface C: Both have an ice can that is melting rapidly D: Both have areas encased by a rocky exterior
- It can be inferred from the passage that Europa and Antarctica<br/>have in common which of the following? ___ A: Both appear to have a surface with many craters. B: Both may have water beneath a thin, hard surface. C: Both have an ice can that is melting rapidly. D: Both have areas encased by a rocky exterior.
- Coumarin<br/>compounds can be extracted by the following methods except __. A: Solvent extraction B: Maceration with cold water C: Extract with alkaline and precipited with acid D: Steam Distillation E: Sublimation