Antimony Potassium tartrate is commonly known as 

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RRB Pharmacist Exam Paper 2019
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  1. Tartar emetic
  2. Epsom salt 
  3. Caustic soda
  4. Rochelle salt

Answer (Detailed Solution Below)

Option 1 : Tartar emetic
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RRB Pharmacist ST 1: Human Anatomy and Physiology
20 Qs. 20 Marks 18 Mins

Detailed Solution

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Correct Answer: Tartar emetic
Rationale:
  • Antimony potassium tartrate is commonly known as tartar emetic.
  • It has been historically used in medicine as an emetic and anthelmintic.
  • Tartar emetic is a coordination compound of antimony with potassium and tartrate.
  • Its chemical formula is K2Sb2(C4H2O6)2·3H2O.
Explanation of Other Options:
Epsom salt
  • Rationale: Epsom salt is the common name for magnesium sulfate heptahydrate (MgSO4·7H2O), which is used as a bath salt and laxative.
Caustic soda
  • Rationale: Caustic soda is the common name for sodium hydroxide (NaOH), a strong base used in various industrial processes.
Rochelle salt
  • Rationale: Rochelle salt is the common name for potassium sodium tartrate (KNaC4H4O6·4H2O), used in baking powders and as a component in some piezoelectric devices.
Conclusion:
  • Among the given options, Antimony potassium tartrate is commonly known as tartar emetic.
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