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Write the chemical formula. Washing soda - Science and Technology

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Question

Write the chemical formula.

Washing soda

One Word/Term Answer

Solution

Na2CO3.10H2O

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Chapter 14: Substances in Common Use - Exercise [Page 162]

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Balbharati Science and Technology [English] 9 Standard Maharashtra State Board
Chapter 14 Substances in Common Use
Exercise | Q 8.4 | Page 162

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Give two important uses of washing soda.


Name a metal carbonate which is soluble in water.


Name the metal whose carbonate is known as washing soda.


Fill in the following blank:

Chemical formula of washing soda is ..................


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Name a sodium compound which is used for making borax and glass.


State two uses each of the following compounds:

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State whether an aqueous solution of washing soda is acidic or alkaline? Give reason for your answer.


What is meant by saying that washing soda has detergent properties?


Consider the following substances:
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washing soda?


The number of molecules of water of crystallization in washing soda is ______.


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How is washing soda prepared from sodium carbonate? Give its chemical equation. State the type of this salt. Name the type of hardness of water that can be removed by it?


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Magnesium hydroxide is used in whitewashing buildings.


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