Boron and Carbon FamilyMedium
Question
Chemical A is used for water softening to remove temporary hardness. A reacts with Na2CO3 to generate caustic soda. When CO2 is bubbled through A, it turns cloudy. What is the chemical formula of A
Options
A.CaCO3
B.CaO
C.Ca(OH)2
D.Ca(HCO3)2
Solution
Ca(HCO3)2 + Ca(OH)2 → 2CaCO3 ↓ + 2H2O
temp. hardness
temp. hardness
Create a free account to view solution
View Solution FreeMore Boron and Carbon Family Questions
The correct statement(s) for orthoboric acid is/are...The acceptable level of carbon monoxide in the atmosphere in ppm level is :-...Boric acid is polymeric due to...A compound of boron X reacts at very high temperature with NH3 to give another compound Y. Which is isosteric with benze...On heating to 400-500oC relatively unstable hydrides and carbonates decompose. Which of the following will decompose whe...