Respuesta :

properties of acids are turns blue litmus red. pH is below 7 , reacts with metals to give off hydrogen gas and they have a sour taste. So option B will be the answer. 

The property that is typical of an acid is that it has a sour taste. Option B is correct.

An acid is a substance that, when dissolved in water, produces hydrogen ions as its only positive ion.

  • It also has a sour taste.

An acid usually alters the color of the indicator. it usually turns a blue litmus paper to red. The pH scale ranges from 0  to 14.

  • pH of an acid is usually less than 7.
  • pH greater than 7 is basic
  • pH equivalent to 7 is neutral

In an acid-base reaction usually known as a neutralization reaction, hydrogen ions from the acid H⁺ undergo a reaction with the base (OH⁻) to produce water.

Therefore, from the above explanation, we can conclude that the correct property for acid is that, it has a sour taste. Option B is correct.

Learn more about the pH scale here:

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