Which of the following is an example of mineral acid?

• A. Sulphuric acid
• B. Acetic acid
• C. Tartaric acid
• D. All of above

Mineral acids, also known as inorganic acids, are derived from minerals and typically have strong acidic properties. Among the options provided, the correct example of a mineral acid is:

A. Sulphuric Acid

Sulphuric acid is a well-known mineral acid used in various industrial processes. It is characterized by its strong corrosive nature and ability to donate protons in solution.

Other Options Explained

• Acetic Acid: This is an organic acid commonly found in vinegar and is not classified as a mineral acid.
• Tartaric Acid: Another organic acid, primarily associated with grapes and used in baking, but also not a mineral acid.
• All of the Above: This option is incorrect since only sulphuric acid qualifies as a mineral acid.

In summary, the only mineral acid from the list is sulphuric acid.