Advertisements
Advertisements
प्रश्न
Explain why an aqueous solution of sodium chloride is neutral but an aqueous solution of sodium carbonate is basic (or alkaline). Write chemical equations of the reactions involved.
रासायनिक समीकरण/संरचनाएँ
स्पष्ट कीजिए
Advertisements
उत्तर
An aqueous solution of sodium chloride is neutral because it is formed from a strong acid and a strong base. The aqueous solution of sodium carbonate is alkaline because it is prepared from the reaction of a weak acid and a strong base.
\[\ce{Na2CO3_{(s)} + 2H2O_{(l)} -> 2NaOH_{(aq)} + H2CO3_{(aq)}}\]
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 2: Acids, Bases and Salts - Exercise 3 [पृष्ठ १२१]
