Multiple choice

Which is not a strong base?

  1. NaOH

  2. LiOH

  3. NH3

  4. Ca(OH)2

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

NaOH, LiOH, and Ca(OH)2 are strong bases that dissociate completely in water. Ammonia (NH3) is a weak base because it only partially reacts with water to form hydroxide ions.