Home › Tamil Nadu SSLC (Class 10) › Chemistry › Ideal and Non-Ideal Solutions › Blue vitriol is the common name of which hydrate…
Blue vitriol is the common name of which hydrated salt?
AIron (II) sulphate heptahydrate
BMagnesium sulphate heptahydrate
CCalcium sulphate dihydrate
DCopper (II) sulphate pentahydrate
Answer & Solution
Correct answer: D. Copper (II) sulphate pentahydrate
1. Blue vitriol is a blue crystalline hydrated salt.
2. Its IUPAC name is copper (II) sulphate pentahydrate with formula CuSO4.5H2O.
3. Green vitriol is iron (II) sulphate heptahydrate and gypsum is calcium sulphate dihydrate, so those are different salts.
4. Therefore blue vitriol is copper (II) sulphate pentahydrate.
_Source: Samacheer Kalvi (TN SCERT) Class 10 Science, Unit 9 Solutions "Hydrated salts", p.137_
Related questions
The nitric acid and water azeotrope holds nitric acid at about:Distilling an ethanol and water mixture stops at about:A large negative deviation produces an azeotrope that is:A large positive deviation produces an azeotrope that is:The components of an azeotrope cannot be separated by:Binary mixtures boiling at a constant temperature are called:Chloroform and acetone form a hydrogen bond, so the vapour pressure:A mixture of phenol and aniline shows: