Washing soda has the formula

$N a_{2} C O_{3} .7 H_{2} O$

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$N a_{2} C O_{3} .10 H_{2} O$

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$N a_{2} C O_{3} . H_{2} O$

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$N a_{2} C O_{3}$

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Solution

The correct option is B
$N a_{2} C O_{3} .10 H_{2} O$

Washing soda is sodium carbonate decahydrate.

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Similar questions

Washing soda has the formula

(a) Describe how washing soda is produced starting from sodium chloride (common salt). Write equations of all the reactions involved.

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

(d) Give two important uses of washing soda (or sodium carbonate).

What is washing soda? State two properties and two uses of washing soda

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