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Science Test Space
Class 10
Types of chemical reactions
Ionic product of water
8.
pH scale
Question:
2
m.
1
.
To determine whether a solution is acidic or basic, the amount of which of the following ions is used?
\(OH^-\)
\(H^+\)
\(H_3O^+\)
Both \(H^+\) and \(OH^-\)
2
.
\(pH=\)
\(pH= log_{10}[H^+]\)
\(pH= -log_{10}[H^+]\)
\(pH= -log_{10}[OH]\)
\(pH= -log_{10}[OH^-]\)
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