Concentrated sulphuric acid is always dilute by adding
Options
(a) water to acid
(b) alcohol to acid
(c) acid to water
(d) distilled water to acid
Correct Answer:
acid to water
Explanation:
Concentrated sulphuric acid has strong affinity for water and a large amount of heat is produced on mixing the acid with water. the temperature may rise as high as 120⁰C. Therefore this acid is always diluted by adding the acid to water, slowly with constant stirring.