Advertisements
Advertisements
प्रश्न
The number of molecules of water of crystallization in washing soda is ______.
Advertisements
उत्तर
The number of molecules of water crystallization in washing soda is 10.
APPEARS IN
संबंधित प्रश्न
Name the metal whose carbonate is known as washing soda.
What is the common name of (a) NaHCO3 and (b) Na2CO3.10H2O?
What is washing soda?
State two properties and two uses of washing soda.
Write the formulae of sodium chloride and sodium carbonate.
What is meant by "water of crystallisation" in a substance? Explain with an example.
State two uses each of the following compounds:
Hydrogen
Describe how washing soda is produced starting from sodium chloride (common salt). Write equations of all the reactions involved.
Consider the following substances:
NaCl, Ca(OH)2, NaHCO3, NH3, Na2CO3, H2O, Cl2, CO2, CaSO4.2H2O, 2CaSO4.H2O, CaOCl2
Which four substances are utilised in the production of washing soda?
Write the name and formula of one salt each which contains:
ten molecules of water of crystallisation
How many molecules of water of crystallisation (per formula unit) are present in:
washing soda?
Give a scientific explanation.
The hard water of a well becomes soft on adding washing soda to it.
Write the chemical formula.
Washing soda
Na2CO3.10H2O is ____________.
Chemical formula of washing soda is ____________.
The name of the salt used to remove permanent hardness of water is ______.
