Question

name any 2 insoluble and soluble bases

Answer 1

Copper (II) Hydroxide [Cu(OH)2] and Calcium hydroxide [Ca(OH)2] are bases which are insoluble in water. Bases like sodium hydroxide (NaOH), potassium hydroxide (KOH), barium hydroxide [Ba(OH)2] are soluble in water. 

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Answer 2

soluble bases- Magnesium Hydroxide and Ammonium Hydroxide

Insoluble bases- Wood, Fats