Question

Which of these is a property of acids?

1. They feel slippery.


2. They turn litmus paper blue.


3. They taste sour.


4. They typically contain an -OH group.

Answer 1

Number 4 "they typically contain an -OH group." seems by far the correct answer and makes the most sence in my opinion. I hope this helps.

Answer 2

Answer: Correct option is 3.

Explanation: Properties of Acid:

• They are liquids.
• Acids are the ones which donate hydrogen ions to the solution.
• They turn blue litmus paper to red.
• They are corrosive in nature.
• They are sour in taste. For example: vinegar

From the above properties written, it can be said that option 3 is correct.