1 View

Question : The chemical formula of washing soda is

Option 1: Na2So4 .10H2O

Option 2: NaHCO3

Option 3: Na2CO3.10H2O

Option 4: Ca(OH)2


Team Careers360 8th Jan, 2024
Answer (1)
Team Careers360 20th Jan, 2024

Correct Answer: Na 2 CO 3 .10H 2 O


Solution : The correct answer is Na 2 CO 3 .10H 2 O.

Sodium carbonate decahydrate (Na 2 CO 3 ·10H 2 O), also known as washing soda, is the most common hydrate of sodium carbonate, having 10 molecules of water of crystallization. Soda ash is dissolved in water and crystallized to get washing soda.

Na 2 CO 3 +10H 2 O⟶Na 2 CO 3 ⋅10H 2 O

It is one of the few metal carbonates that is soluble in water.

How to crack SSC CHSL

Candidates can download this e-book to give a boost to thier preparation.

Download Now

Know More About

Related Questions

TOEFL ® Registrations 2024
Apply
Accepted by more than 11,000 universities in over 150 countries worldwide
Manipal Online M.Com Admissions
Apply
Apply for Online M.Com from Manipal University
View All Application Forms

Download the Careers360 App on your Android phone

Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile

150M+ Students
30,000+ Colleges
500+ Exams
1500+ E-books