Question

Describe the pH of the following salts? NaF, NH4Cl, KI, NH4F acidic, basic, neutral, cannot tell without further information neutral, acidic, neutral, neutral neutral, acidic, neutral, cannot tell without further information basic, acidic, neutral, cannot tell without further information basic, acidic, neutral, neutral

Answer 1

Answer:

NaF-basic

NH4Cl-acidic

KI-neutral

NH4F-acidic

Explanation:

To find the pH of a salt solution, one has to find the relative strength of the conjugated acid-base pair of the solution. A salt may be labelled acidic when it contains a H group, and  a basic salt contains a OH group.