Single Answer MCQ
Q-00039913

Which of the following is a characteristic of all acids when tested with litmus paper?

1

Turn blue litmus red

2

Have a soapy feel

3

Taste sweet

4

Conduct heat poorly

Answer and Solution

Answer

A. Turn blue litmus red

Solution:

All acids turn blue litmus paper red, indicating their acidic nature. The other options are characteristics of bases.

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