JAMB - Chemistry (1980 - No. 16)
Which ONE of the following statements is true?
All alkali metals salts dissolves with dissociation in water
Most ionic substances are easily vaporized
Ionic substances exist only as liquid
Non-ionic substances are good electrolytes
Nitrogen exists in a trivalent state in ammonium salts
Explicaţie
All alkali metal salts are soluble in water.