Punjab PCS · General Studies (Paper I) · Everyday Science
pH, indicators, neutralisation, common salts and uses.
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Q1 · Acids, Bases and Salts · EASY
Which of the following is a natural indicator that turns red in acidic solution?
Q2 · Acids, Bases and Salts · MEDIUM
The pH value of pure water at 25°C is:
Q3 · Acids, Bases and Salts · EASY
Baking soda is chemically known as: