Widely used acid is
Hydrochloric acid
Sulphuric acid
Tartaric acid
Acetic acid
The Acid present in tamarind is
Tartaric Acid
Acetic Acid
Malic Acid
Citric Acid
Marble is
Potassium carbonate
Calcium carbonate
Sodium carbonate
Calcium bicarbonate
The acid present in ant.
Formic acid
Lactic acid
Acids react with metal to form
Oxygen
Carbon
Hydrogen
Carbon dioxide
Apples contain
Malic acid
Lactic Acid
pH value of sugar is
3.0
8.5
7.0
6.5
Pick the odd one out.
Iron
Copper
Aluminium