ICSE Class 10 Chemistry 2018 Paper

Three solutions $P, Q$ and $R$ have $p H$ value of 3.5, 5.2 and 12.2 respectively. Which one of these is $a$ :

Question : 71 of 80

Marks: +1, -0

Weak acid?

Solution:

Given : PH values of

\;P=3.5

\;Q=5.2

\;R=12.2

Weak acid is Q.

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