What is meant by strong bases and weak bases? Classify the following into strong bases and weak bases:

NH4OH, Ca(OH)2, NaOH, KOH, Mg(OH)2

Bases in which complete dissociation of hydroxide ions takes place are considered as strong bases. Bases in which the incomplete dissociation of hydrogen ions or hydroxide ions takes place are known as weak bases.

Strong bases: NaOH, KOH; Weak bases: NH4OH, Ca(OH)2, Mg(OH)2


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