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5/95 MCQs for:
MATTER - PROPERTIES AND TRANSFORMATION: Acidic And Alkaline Solutions

Aqueous solutions of acids turn:

The number of replaceable hydrogen ions in one molecule of the acid is known as:

When a piece of limestone (CaCO₃) is added to hydrochloric acid, what gas is produced?
Oxides of non-metals are generally classified as:

Acids have pH values less than 7. The smaller the pH value: