Potassium sodium tartrate

Question 1

Color and form of Potassium sodium tartrate

Answer 1

White crystalline powder with colorless rhombic prism

Question 2

Odor of Potassium sodium tartrate

Answer 2

odorless

Question 3

Taste of Potassium sodium tartrate

Answer 3

Saline cooling taste

Question 4

Test for identity of Potassium sodium tartrate

Answer 4

*test for identity

Question 5

Potassium sodium tartrate Tollen’s test

Answer 5

silver mirror

Question 6

Potassium sodium tartrate + Ch3COOH

Answer 6

KHC4H4O6 (White crystalline ppt)

Question 7

Potassium sodium tartrate pyrolysis (1)

Answer 7

Effervescence

Question 8

Potassium sodium tartrate pyrolysis (2)

Answer 8

Effervescence gives off CO2 (g)

Question 9

Synonyms of KNaC4H4O6

Answer 9

Rochelle salt; Seignette salt

Question 10

Classification of salt:

Answer 10

Double salt

Question 11

Implications in the pyrolysis:

Answer 11

 No ample supply of O2
 Insufficient heating
 Black carbon particles remain

Question 12

Medicinal uses:

Answer 12

 Cathartic (component of Seidlitz powder)
 Mild laxative
 Potent hydragogue

Question 13

evacuation of watery feces

Answer 13

Hydragogue