LIVE Course for free

Rated by 1 million+ students
Get app now
0 votes
120 views
in Chemistry by (59.9k points)
closed by
Which of the following is called 'Pearl ash'?
1. Na2CO3
2. NaHCo3
3. K2Co3
4. CaCo3

1 Answer

0 votes
by (110k points)
selected by
 
Best answer
Correct Answer - Option 3 : K2Co3

K2COor potassium carbonate is known as pearl ash.

  • Pearl ash, in ancient times, was created by baking potash in a kiln in order to remove impurities. The remaining fine, white powder was pearl ash.
  • Potassium carbonate is an inorganic compound and a white salt which is soluble in water.
  • It is mainly used in the production of glass and soap.

Chemical Formula Chemical Name Common Name
Na2CO3 Sodium Carbonate Washing soda
NaHCO3 Sodium bicarbonate Baking soda
K2CO3 Potasium carbonate Pearl ash
CaCO3 Calsium carbonate Limestone

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...