Question

Which of these is a property of acids?

A-They turn litmus paper blue.

B- they typically contain an -OH group.


C -They taste sour.


D -They feel slippery.

Answer 1

C. They taste sour.

Step-by-step explanation:

I took the K12 test

Answer 2

C = They taste sour

Step-by-step explanation:

The option C is correct. Acids are sour in taste.

All other options are incorrect because,

A = they turn litmus paper blue.

It is the property of base.

B = they typically contain an -OH group.

It is the property of base. Bases give hydroxyl ion.

C = They are sour in taste.

It is the property of acid.

Acids gives H⁺ ions.

D = They feel slippery

It is the property of base. Strong bases are slippery and feel slimy.