Fill in the blankEasy1 mark
2(iv)
Complete the following sentences by choosing the correct option from the brackets:
The oxide that dissolves in caustic potash (KOH) is ............... . [ZnO / CuO]
Topic: Acids, bases, salts and pH
Previous-year question practice database
Answer
Exam answer
ZnO.
Explanation
ZnO is amphoteric and dissolves in KOH.
More from Acids, Bases and Salts
Salts can be prepared by the action of dilute acid on:
1. bases
2. carbonates
3. metals
4. sulphites
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